<p><strong>Helium prices have roughly doubled since the Iran conflict began in early 2026, with global supply from Qatar — responsible for approximately one-third of world production — severely disrupted. For laboratories running gas chromatography and other helium-dependent instruments, the financial and operational impact is impossible to ignore.</strong></p><h3><strong>Part 1: The Helium Price Crisis — What Happened and Why It Matters to Your Lab</strong></h3><h4><strong>A Perfect Storm in the Helium Market</strong></h4><p>Helium has never been a cheap commodity, but what laboratories are facing in 2026 represents a genuine inflection point. The combination of escalating Middle East conflict, Strait of Hormuz shipping disruptions, and structural supply constraints has created the most severe helium pricing environment in recent memory — one that shows no sign of rapid reversal.</p><p>To understand why laboratory budgets are under pressure, it helps to understand where helium actually comes from. Unlike most industrial gases, helium cannot be manufactured. It is a byproduct of radioactive decay deep within the Earth's crust, and it must be captured from <a target="_blank" rel="noopener noreferrer" href="https://businessanalytiq.com/procurementanalytics/index/helium-price-index/"><strong>natural gas deposits </strong></a>before it escapes into the atmosphere. The practical result is that the entire world's commercial helium supply flows from a small number of producing regions — most critically, the United States and Qatar.</p><h4><strong>Qatar: The World's Helium Chokepoint</strong></h4><p>Qatar is responsible for approximately <a target="_blank" rel="noopener noreferrer" href="https://www.expertmarketresearch.com/price-forecast/helium-price-trends"><strong>one-third of global helium production</strong></a>, channeled through QatarEnergy LNG's massive purification facility at Ras Laffan Industrial City, which draws from the North Field — the world's largest non-associated natural gas reservoir. When this facility operates normally, it is the single largest stabilizing force in the global helium market. When it is disrupted, the entire world feels it.</p><p>In early 2026, it stopped operating normally. Iranian missile strikes damaged key industrial infrastructure in Qatar, and the resulting disruption to Ras Laffan created an immediate supply shock. Compounding the damage, the Strait of Hormuz — the critical shipping corridor through which Qatari LNG and helium exports must pass — became subject to elevated war-risk premiums and logistical disruptions that pushed shipping costs sharply higher.</p><h4><strong>Beyond Price: The Supply Reliability Problem</strong></h4><p>For laboratory managers, the helium crisis is not merely a budget problem — it is an operational continuity problem. A laboratory that cannot obtain helium cannot run its gas chromatography (GC) instruments, cannot perform MRI maintenance or calibration, and cannot complete analytical work that clients and researchers depend upon.</p><p>Supply allocation tightening, spot market shortages, and delays at ports serving Middle Eastern shipping lanes have created a new reality: even laboratories with long-term supply contracts have experienced <a target="_blank" rel="noopener noreferrer" href="https://www.procurementresource.com/resource-center/helium-price-trends"><strong>delivery disruptions</strong></a>. The gas that was once ordered and reliably delivered within a predictable lead time now arrives subject to geopolitical delays entirely outside the laboratory's control.</p><p>This represents a fundamental shift in risk exposure for laboratory operations. Helium's value to a laboratory was always its combination of technical performance and reliable availability. The second pillar of that value proposition has been significantly eroded.</p><h4><strong>Who Is Most Affected in the Laboratory Setting?</strong></h4><p>While the helium price surge affects any organization that uses the gas, laboratories face a particularly acute version of the problem for several reasons:</p><ul><li><a target="_blank" rel="noopener noreferrer" href="https://gcms.labrulez.com/products?category=98&amp;manufacturerItems=540"><strong>GC carrier gas</strong></a><strong> consumption: </strong>Gas chromatography is one of the largest industrial uses of high-purity helium. Analytical laboratories running continuous GC workflows — environmental testing, pharmaceutical QC, food safety, petrochemical analysis — consume helium at a high, predictable rate. When the price of that gas doubles, it represents a direct and substantial increase in the variable cost of every single analytical run.</li><li><strong>No short-term substitution:</strong> Unlike some industrial uses where helium can be temporarily swapped for another gas, GC methods are validated for specific carrier gases. Switching requires revalidation — a time-consuming, resource-intensive process that cannot be completed in response to an acute supply disruption.</li><li><strong>Contractual and regulatory obligations: </strong>Laboratories operating under accreditation, client contracts, or regulatory frameworks face potential non-compliance consequences if supply disruptions prevent them from completing required analyses. The cost of a helium shortage extends far beyond the gas itself.</li></ul><h3><strong>Part 2: The Strategic Case for Switching to Hydrogen — and Installing a Generator</strong></h3><h4><strong>Hydrogen as a Carrier Gas: The Science Is Already Settled</strong></h4><p>The argument for<strong> </strong><a target="_blank" rel="noopener noreferrer" href="https://www.organomation.com/hydrogen-generators-for-chromatography"><strong>hydrogen as a GC carrier gas</strong></a><strong> </strong>is not new, and it is not driven solely by economics. For many applications, hydrogen is technically superior to helium. Its higher diffusivity in the column results in faster analyte movement, enabling shorter run times and higher throughput without loss of resolution. The van Deemter curve for hydrogen is flatter over a wider range of flow rates, giving analysts more operating flexibility.</p><p>The US EPA, the European pharmacopoeias, and numerous international standards bodies have long recognized hydrogen as an acceptable — and in some cases preferred — carrier gas for GC methods. Chromatography column and instrument manufacturers including Agilent, Shimadzu, PerkinElmer, and Thermo Fisher have published detailed application notes and validated methods for hydrogen carrier gas, often demonstrating equivalent or improved performance relative to helium.</p><p><strong>In short:</strong> <a target="_blank" rel="noopener noreferrer" href="https://www.organomation.com/transitioning-from-helium-to-hydrogen-what-you-need-to-know"><strong>switching from helium to hydrogen</strong></a><strong> </strong>for GC is not an experimental or unproven step. It is a well-established, widely validated practice that thousands of laboratories around the world have already completed. The <a target="_blank" rel="noopener noreferrer" href="https://www.cruxinvestor.com/posts/helium-prices-surge-400-to-record-highs-as-global-supply-shortage-persist-in-the-rise-of-ai"><strong>current pricing environment</strong></a><strong> </strong>simply makes the decision more urgent — and the financial case more compelling — than it has ever been before.</p><h4><strong>Why Cylinders Are Not the Answer</strong></h4><p>It might be tempting to view the hydrogen transition simply as swapping one gas cylinder supplier for another. This approach misunderstands both the nature of the problem and the opportunity. Hydrogen delivered in cylinders carries its own logistical challenges: cylinder handling and storage requirements, regular delivery schedules, the same kind of supply chain dependencies that have proven so costly with helium, and — critically — safety considerations around the storage of high-pressure hydrogen in laboratory spaces.</p><p>The correct solution, adopted by the most forward-thinking laboratory managers, is to install an on-site hydrogen generator. This single decision transforms the laboratory's gas supply from a variable, externally-dependent cost into a stable, internally-controlled utility — analogous to the difference between buying bottled water and installing a purified water system.</p><h4><strong>The Hydrogen Generator Advantage: Six Reasons to Make the Switch</strong></h4><h5><strong>1. Complete Supply Independence</strong></h5><p>A hydrogen generator produces gas on demand from deionized water using electrolysis. There is no supply chain to be disrupted by conflict in the Middle East. There is no shipping container to be delayed at a port. There is no cylinder to run out mid-run. The laboratory's hydrogen supply is as reliable as its electricity supply — and in most facilities, that is extremely reliable.</p><p>For laboratory managers who have spent the past year managing helium allocation anxiety, explaining supply disruptions to clients, and rescheduling analytical work around delivery delays, this represents a profound operational upgrade.</p><h5><strong>2. Long-Term Cost Predictability and Savings</strong></h5><p>Hydrogen generators produce gas at a cost primarily determined by electricity consumption. Electricity prices, while subject to some variation, are dramatically more stable than helium spot markets and are not subject to geopolitical disruptions of the kind that have driven helium prices to double in a matter of months.</p><p>The total cost of ownership analysis for hydrogen generation versus helium cylinder purchase — factoring in current helium pricing, cylinder rental fees, delivery charges, and handling costs — now firmly favors hydrogen generation for any laboratory running one or more GC instruments full-time. With helium prices having doubled since the onset of the Iran conflict, the payback period for a generator investment has shortened significantly.</p><h5><strong>3. Superior Gas Purity and Consistency</strong></h5><p><a target="_blank" rel="noopener noreferrer" href="https://gcms.labrulez.com/products?category=98&amp;manufacturerItems=540"><strong>Modern hydrogen generators </strong></a>produce gas at <strong>purities of 99.9999% or higher </strong>— exceeding the purity specifications required for the most demanding analytical GC applications. Critically, this purity is consistent from the first milliliter of gas produced to the last. There is no batch-to-batch variation, no risk of receiving a cylinder with a contamination issue, and no requirement to test incoming gas quality.</p><p>For laboratories operating under strict quality systems — ISO 17025, GMP, EPA method compliance — the shift to a generator can actually improve data quality and simplify the supplier qualification burden associated with managing a rotating roster of gas cylinder suppliers.</p><h5><strong>4. Improved Laboratory Safety Profile</strong></h5><p>Hydrogen requires appropriate safety management — adequate ventilation, hydrogen-compatible fittings, and basic leak detection protocols. These requirements are straightforward and well-understood, and are entirely manageable in a standard analytical laboratory environment. Modern hydrogen generators include integrated safety systems including automatic shutdown on leak detection, pressure limiting, and fail-safe electronics.</p><p>What is often overlooked is that a hydrogen generator improves overall laboratory safety relative to the cylinder-based alternative by eliminating the need to store and handle high-pressure compressed gas cylinders. The generator contains only a small volume of hydrogen at any given time — far less than a standard gas cylinder — and delivers it directly to the instrument through short, fixed lines.</p><h5><strong>5. Environmental and Sustainability Benefits</strong></h5><p>Helium extraction is an energy-intensive industrial process. The gas must be separated from natural gas streams, compressed, liquefied, and transported globally — often by sea freight from <a target="_blank" rel="noopener noreferrer" href="https://businessanalytiq.com/procurementanalytics/index/helium-price-index/"><strong>Qatar or the United States</strong></a>. Each step in that chain carries an environmental cost.</p><p>Hydrogen generation from water electrolysis has a fundamentally different environmental profile, particularly for laboratories that operate in facilities with access to renewable electricity. As laboratory sustainability programs become an increasing priority — driven by institutional ESG commitments, client expectations, and regulatory trends — the ability to point to an on-site, low-carbon gas supply is a meaningful differentiator.</p><h5><strong>6. Future-Proofing Against Ongoing Helium Market Instability</strong></h5><p>The current price spike is not an anomaly that will self-correct quickly. The structural conditions driving helium price increases — concentrated supply in geopolitically exposed regions, growing demand from semiconductor manufacturing and MRI imaging, the irreversibility of atmospheric helium loss once released — are not going away. New supply projects in South Africa, Canada, and elsewhere will add capacity over the medium term,but forecasters broadly expect helium pricing to remain elevated relative to historical norms.</p><p>A laboratory that installs a hydrogen generator today is not just solving the 2026 problem. It is making a strategic decision that positions the organization to be independent of whatever the next helium supply shock looks like.</p><p><strong>At a Glance: Helium Cylinder vs. On-Site Hydrogen Generation</strong></p><p><img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/Organomation_The_Helium_Crisis_Is_Here_Why_Laboratories_Should_Switch_to_Hydrogen_Now_2_77969fd7aa.jpg" alt="Organomation: The Helium Crisis Is Here: Why Laboratories Should Switch to Hydrogen Now" srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_Organomation_The_Helium_Crisis_Is_Here_Why_Laboratories_Should_Switch_to_Hydrogen_Now_2_77969fd7aa.jpg 209w," sizes="100vw" width="1007" height="750"></p><h4><strong>How Organomation Supports Your Transition to Hydrogen</strong></h4><p>At Organomation, we have been supporting analytical laboratories with precision gas handling and concentration equipment for over six decades. We understand that the decision to transition carrier gases is not made lightly — it involves instrument requalification, method validation, staff training, and procurement changes that require planning and support.</p><p>Our team, in combination with <a target="_blank" rel="noopener noreferrer" href="https://claind.it/"><strong>Claind srl</strong></a>, can assist laboratories at every stage of the hydrogen transition: from initial feasibility assessment and instrument compatibility review, through gas flow optimization and generator sizing, to ongoing technical support after installation. We work with the leading hydrogen generator manufacturers and can help you specify the right system for your instrument fleet and throughput requirements.</p><p>The current helium pricing environment has created a narrow window in which laboratories that act decisively will establish a structural cost and reliability advantage over those that continue to absorb rising helium costs. We invite you to start that conversation with us today.</p><p>Contact the Organomation team to schedule a complimentary laboratory gas assessment and begin your transition to on-site hydrogen generation. Visit organomation.com or call us to speak with an applications specialist.</p><h4><strong>The Moment to Act Is Now</strong></h4><p>The helium crisis of 2026 is not a temporary inconvenience — it is a structural realignment of the global gas supply market, accelerated by a geopolitical conflict whose resolution timeline remains uncertain. Laboratories that approach this as a passing disruption to be absorbed through budget adjustments are likely to find themselves absorbing those costs indefinitely.</p><p>The case for switching to hydrogen carrier gas and installing an on-site hydrogen generator has never been more compelling. The technology is proven, the performance is validated, the safety is manageable, and the economics — already favorable before the current price surge — are now overwhelmingly advantageous.</p><p>The laboratories that will emerge from this crisis in the strongest position are those that use it as the catalyst to make a change they should have made years ago. The question is no longer whether to make the switch — it is how quickly you can do it.</p>

The Helium Crisis Is Here: Why Laboratories Should Switch to Hydrogen Now

<p><strong>A new study published in Nucleic Acids Research identifies short “start–stop” elements as highly effective regulators of protein synthesis in human cells. The study was co-led by Leoš Shivaya Valášek from IMIC CAS.</strong></p><section><div><p><img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/MBU_Nenapadne_start_stop_brany_reguluji_tvorbu_bilkovin_v_bunce_2_4d91bb348d.jpg" alt="MBU: Unassuming Start–Stop “Gates” Regulate Protein Production in Cells" srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_MBU_Nenapadne_start_stop_brany_reguluji_tvorbu_bilkovin_v_bunce_2_4d91bb348d.jpg 245w," sizes="100vw" width="720" height="390"></p><section><div><p>An international team of scientists has described a&nbsp;previously overlooked mechanism that regulates the levels of important proteins in human cells. A new study published in <strong>Nucleic Acids Research </strong>reveals that short regulatory “start–stop“ elements act as highly effective speed-limiting gates of protein synthesis. Compared with previously known regulatory sequences, these elements were found to suppress protein production even more efficiently. At the same time, they help maintain low but stable levels of important proteins in cells, even under stress conditions. The study brought together scientists from the <strong>United States, the Czech Republic, Canada, and Sweden</strong>. <strong>Leoš Shivaya Valášek</strong>, Head of the <strong>Laboratory of Regulation of Gene Expression </strong>at the <strong>Institute of Microbiology of the Czech Academy of Sciences (IMIC CAS)</strong> was a&nbsp;co-author and one of the corresponding authors of the study.</p></div></section><section><div><p>During protein production, ribosomes read and translate information encoded in messenger RNA (mRNA) into amino acids, which are then assembled into a&nbsp;new protein. The researchers focused on an unusual sequence in which a&nbsp;start signal is immediately followed by a&nbsp;stop signal. As a&nbsp;result, the ribosome receives instructions to begin and terminate translation almost simultaneously. Although such an arrangement may appear illogical, it proved to be an important regulatory tool.</p><p><strong>Start–stop motifs </strong>are found in more than <strong>1,400 human genes</strong> and are particularly common in genes that control cellular signaling pathways, the stress response, or the activity of transcription factors—that is, proteins that regulate the activity of other genes. These genes must be tightly controlled because even small changes in the amount of their protein products can have significant biological consequences.</p><h4><strong>Resilience Under Stress</strong></h4><p>The researchers tested the activity of this regulatory mechanism under stress conditions, including in the ATF4 gene, which plays a&nbsp;key role in the so-called integrated stress response. Cellular stress is typically associated with a&nbsp;global reduction in protein synthesis. The authors demonstrated that regulation mediated by start-stop elements is largely independent of the overall state of translation initiation and therefore remains effective even under cellular stress.</p><h4><strong>A Stronger Brake Than Known Regulatory Elements</strong></h4><p>The team compared start–stop sequences with similar regulatory regions known as uTranslons. Although both types of elements suppress protein synthesis, the start–stop sequences proved to be significantly more effective. Ribosomes remain associated with these motives for longer before proceeding to the main coding region of the gene.</p><p><i>“Start-stop sequences are specialized regulatory elements that ensure increased ribosome retention, thereby allowing for fine-tuning translation,” </i>says Leoš Valášek from IMIC CAS.</p><p>The study expands our understanding of how cells fine-tune protein synthesis and may ultimately contribute to research on &nbsp;certain cancer and neurodegenerative disorders, and other diseases linked to disrupted protein production.</p></div></section><blockquote><h4><strong>The original article</strong></h4><h4><a target="_blank" rel="noopener noreferrer" href="https://academic.oup.com/nar/article/54/13/gkag627/8725953?login=false"><strong>Elongationless start–stop elements are stress-resilient translation gates that are more repressive than uTranslons</strong></a></h4><p>Justin Rendleman, Solomon A Haizel, Shaohuan Wu, Laurelle Lee Young, Junjie Liu, Xinyi Ge, Huijing Zou, Mahabub Pasha Mohammad, Matthew Pressler, Shuvadeep Maity, Vladislava Hronová, Zhaofeng Gao, Anna Hermannová, Anna Smirnova, Amy Lei, Kristina Allgoewer, Daniel Sultanov, Will Edward Hinckley, Ziyue Cheng, Lauren Shelby, Tanubrata Dey, Krzysztof J Szkop, Ivan Topisirovic, Ola Larsson, Maria Hatzoglou, Leoš Shivaya Valášek, Christine Vogel</p><p><i><strong>Nucleic Acids Research</strong> </i>(2026), Volume 54, Issue 13&nbsp;</p><p><a target="_blank" rel="noopener noreferrer" href="https://doi.org/10.1093/nar/gkag627">https://doi.org/10.1093/nar/gkag627</a></p><h6>licenced under <a target="_blank" rel="noopener noreferrer" href="https://creativecommons.org/licenses/by/4.0/"><strong>CC-BY 4.0</strong></a></h6></blockquote><h4><strong>Abstract</strong></h4><p>Start–stop elements are translation regulatory elements in 5′ untranslated regions (UTR) of eukaryotic transcripts, consisting of a start codon immediately followed by a stop codon. In contrast to canonical upstream Translons (uTranslons), they exclude elongation which creates unique properties. We conducted a comprehensive, carefully controlled comparison of human start–stop elements and uTranslons both at a genome-wide level and with targeted reporter assays. We found that start–stops and uTranslons were similar with respect to their presence in the 5′ UTRs of hundreds of genes, in particular transcription factors and signaling molecules, the low transcript levels of the corresponding genes, short RNA half-lives, and the negative effect on downstream translation. However, start–stop containing genes were translationally even more repressed than genes with uTranslons. Analysing the start–stop architecture and diverse ribosome footprinting datasets, we found evidence for a start–stop-specific mechanism that involves repeat cycling between initiation, termination, ribosome splitting, and 60S rejoining—a process possibly modulated by ASCC3 and eIF1. This cycling explained increased ribosome retention at start–stops and was—in contrast to ribosome retention at uTranslons—independent of the global initiation state. Finally, we showed that the start–stop element in human <i>ATF4</i> augments the core regulatory model by controlling translation of the uTranslons.</p></div></section>

Unassuming Start–Stop “Gates” Regulate Protein Production in Cells

Why Biologics QC Is So Much Harder Than Small Molecule Pharma

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The Czech Academy of Sciences (CAS) was established by Act No. 283/1992 Coll. as the Czech successor of the former Czechoslovak Academy of Sciences. It is set up as a complex of 54 public research institutions.

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KNAUER Eurospher II 100 C18 Prep HPLC Columns (USP L1)

Stationary phase Eurospher II 100 C18 Prep HPLC is the most often used stationary phase in reversed phase mode

<p class="cke-user_style-important"><strong>Classical Reversed Phase columns for HPLC and UHPLC (USP L1)</strong></p><p><strong>Most often used stationary phase in reversed phase mode</strong>. Silica gel based columns with C18 modification are available with or without endcapping. Classically endcapped phases are slightly more hydrophobic and unpolar than the not endcapped phases.</p><h5><strong>Properties</strong></h5><ul><li><strong>Separation mechanism</strong>: Hydrophobic interaction</li><li><strong>Ultra pure</strong>, spherical high performance HPLC phase based on silica gel</li><li><strong>Unpolar, monomeric C18</strong> (Octadecyl) modification, endcapped, with 16 % carbon content (~ 50 % endcapping).</li></ul><h5><strong>Key features</strong></h5><ul><li>High-class HPLC phase perfectly suited to take on routine analyses as well as the most ambitious chromatography tasks, classical C18 phase with ca. 50 % endcapping and resulting 16 % carbon content, outstanding mechanical and chemical stability.</li></ul><h5><strong>Recommended application areas</strong></h5><ul><li>acidic, basic and neutral analytes in reversed phase mode, for example sulphonamides</li><li>anabolic steroids</li><li>anti-psychotics</li><li>beta blocker</li><li>sudan dyes</li><li>phenols and preservatives</li></ul><p><img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/KNAUER_C18_non_endcapped_6e4fce9989.webp" alt="KNAUER: C18 Non-endcapped" srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_KNAUER_C18_non_endcapped_6e4fce9989.webp 245w," sizes="100vw" width="682" height="420"></p><blockquote><p><strong>Tip: Caution! </strong>Never use classical C18 phases with 100 % aqueous mobile phase. The hydrophobic C18 chains will collapse</p></blockquote><p class="cke-user_style-important"><strong>Stationary phase Eurospher II 100 C18 is provided in these column types: </strong>analytical, semi-preparative and preparative.</p><p><strong>Eurospher II 100 C18 Preparative Standard Columns </strong>are available with these parameters:</p><ul><li><strong>Column length (mm):</strong> 50, 150, 250</li><li><strong>Column ID (mm): </strong>20, 30, 50</li><li><strong>Particle size (µm):</strong> 5, 10, 15</li></ul><p><strong>Eurospher II 100 C18 Preparative dAX Columns with dynamic axial compression </strong>are available with these parameters:</p><ul><li><strong>Column length (mm):</strong> 50, 150, 250</li><li><strong>Column ID (mm):</strong> 25, 30, 50</li><li><strong>Particle size (µm): </strong>5, 10, 15</li></ul><h3><strong>KNAUER Preparative HPLC Columns</strong></h3><p><strong>The right choice for all dimensions from semi-prep to batch chromatography to SMB.</strong></p><ul><li><strong>Modifications: </strong>Reversed Phase, HILIC, Normale Phase</li><li><strong>Max. Pressure:</strong> 400–600 bar</li><li><strong>Column Inner Diameter (ID): </strong>16–50 mm in our shop, more on request</li><li><strong>Column Brands: </strong>Eurospher, Eurospher II</li><li><strong>Safe Investment: </strong>Robustness and durability based on superior technology</li><li><strong>Application:</strong> Easy upscaling, as all materials are available from ultra high performance to preparative scale HPLC. You can also use our upscaling calculator.</li><li><strong>Customizable:</strong> Standard flanged hardware &amp; dAX hardware with static or dynamic axial compression available</li></ul><p><img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/KNAUER_Preparative_HPLC_Columns_31bc2477c3.webp" alt="KNAUER: KNAUER Preparative HPLC Columns" srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_KNAUER_Preparative_HPLC_Columns_31bc2477c3.webp 221w," sizes="100vw" width="1024" height="724"></p><h5><strong>Preparative HPLC columns can be offered with two different hardware types:</strong></h5><ul><li><strong>Versatile standard </strong>flanged hardware for nearly any application task in batch chromatography</li><li><strong>dAX Hardware</strong> with static and dynamic axial compression for an extended lifetime and multi-column chromatography like SMB processes</li></ul>

KNAUER Eurospher II 100 C18A Prep HPLC Columns (USP L1)

C18A phases can be operated under 100 % aqueous conditions without destroying the stationary phase, what is not recommended for classical C18 phases

<p class="cke-user_style-important"><strong>C18A columns for polar reversed phase applications with 100 % aqueous mobile phase (USP L1)</strong></p><p><strong>C18 stationary phase</strong> for the analysis of <strong>more polar and hydrophilic compounds</strong> in <strong>reversed phase mode</strong> (USP L1). <strong>Silica gel based columns with C18</strong> modification with <strong>hydrophilic endcapping</strong>. Because of their modification,<strong> C18A phases can be operated under 100 % aqueous conditions </strong>without destroying the stationary phase, what is not recommended for classical C18 phases caused by their hydrophobicity.</p><h5><strong>Properties</strong></h5><ul><li><strong>Separation mechanism</strong>: Hydrophobic and polar interaction</li><li><strong>Ultra pure</strong>, spherical high performance HPLC phase based on silica gel</li><li><strong>Polar, monomeric C18</strong> (Octadecyl) modification, polar endcapping, with 10 % carbon content (~ 50 % endcapping).</li></ul><h5><strong>Key features</strong></h5><ul><li>C18 A phase with alternative, more polar selectivity, suited for the use with pure aqueous mobile phases, 50 % endcapping and resulting 10 % carbon content, outstanding mechanical and chemical stability, suited for analytical as well as semi preparative and preparative applications</li></ul><h5><strong>Recommended application areas</strong></h5><ul><li>Polar endcapped C18 phase for water soluble and polar analytes, 100 % aqueous eluents for analysis of very polar compounds:<ul><li>basic pharmaceutical ingredients</li><li>water soluble vitamins</li><li>catecholamines</li><li>as well as organic acids.</li></ul></li></ul><p><img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/KNAUER_C18_A_6f4b0c3063.webp" alt="KNAUER: C18A" srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_KNAUER_C18_A_6f4b0c3063.webp 245w," sizes="100vw" width="690" height="428"></p><blockquote><p><strong>Tip: </strong>With an endcapping the influence of nonderivatized silanol groups can be minimized. The endcapping reagent is generally a smaller silane than used for derivatisation. This treatment reduces the unwanted interaction of polar or charged analytes (acids, bases ect.) because the amount of available silanol groups is reduced.</p></blockquote><p class="cke-user_style-important"><strong>Stationary phase Eurospher II 100 C18A is provided in these column types: </strong>analytical, semi-preparative and preparative.</p><p><strong>Eurospher II 100 C18A Preparative Standard Columns </strong>are available with these parameters:</p><ul><li><strong>Column length (mm):</strong> 50, 150, 250</li><li><strong>Column ID (mm): </strong>20, 30, 50</li><li><strong>Particle size (µm):</strong> 5, 10, 15</li></ul><p><strong>Eurospher II 100 C18A Preparative dAX Columns with dynamic axial compression </strong>are available with these parameters:</p><ul><li><strong>Column length (mm):</strong> 50, 150, 250</li><li><strong>Column ID (mm):</strong> 25, 30, 50</li><li><strong>Particle size (µm): </strong>5, 10, 15</li></ul><h3><strong>KNAUER Preparative HPLC Columns</strong></h3><p><strong>The right choice for all dimensions from semi-prep to batch chromatography to SMB.</strong></p><ul><li><strong>Modifications: </strong>Reversed Phase, HILIC, Normale Phase</li><li><strong>Max. Pressure:</strong> 400–600 bar</li><li><strong>Column Inner Diameter (ID): </strong>16–50 mm in our shop, more on request</li><li><strong>Column Brands: </strong>Eurospher, Eurospher II</li><li><strong>Safe Investment: </strong>Robustness and durability based on superior technology</li><li><strong>Application:</strong> Easy upscaling, as all materials are available from ultra high performance to preparative scale HPLC. You can also use our upscaling calculator.</li><li><strong>Customizable:</strong> Standard flanged hardware &amp; dAX hardware with static or dynamic axial compression available</li></ul><p><img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/KNAUER_Preparative_HPLC_Columns_31bc2477c3.webp" alt="KNAUER: KNAUER Preparative HPLC Columns" srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_KNAUER_Preparative_HPLC_Columns_31bc2477c3.webp 221w," sizes="100vw" width="1024" height="724"></p><h5><strong>Preparative HPLC columns can be offered with two different hardware types:</strong></h5><ul><li><strong>Versatile standard </strong>flanged hardware for nearly any application task in batch chromatography</li><li><strong>dAX Hardware</strong> with static and dynamic axial compression for an extended lifetime and multi-column chromatography like SMB processes</li></ul>

KNAUER Eurospher II 100 C18H Prep HPLC Columns (USP L1)

C18H stationary phase with a special, high efficiency or polymeric unpolar endcapping style. Suited for the use of mobile phase in an extended pH range from typically pH 1–12. 

<p class="cke-user_style-important"><strong>Hydrophobic / pH stable C18H Columns for more unpolar analytes in Reversed Phase (USP L1)</strong></p><p><strong>C18H stationary phase</strong> with a special, <strong>high efficiency</strong> or <strong>polymeric unpolar endcapping</strong> style. Because of the <strong>high carbon content</strong> and the protection of the Silica gel these materials are also suited for the use of mobile phase in an <strong>extended pH range</strong> from typically <strong>pH 1–12</strong>.</p><p>While a high endcapped C18H phase is characterized mostly by the high carbon content. A polymeric endcapped phase also provides an increased steric selectivity.</p><h5><strong>Properties</strong></h5><ul><li><strong>Separation mechanism</strong>: Hydrophobic interaction</li><li><strong>Ultra pure, </strong>spherical high performance HPLC phase based on silica gel</li><li><strong>Nonpolar, monomeric C18</strong> (Octadecyl) modification, high efficiency endcapping with <strong>17 % carbon content </strong>(~ 99 % endcapping)</li></ul><h5><strong>Key features</strong></h5><ul><li>Nonpolar C18 phase with high efficiency endcapping and 17 % carbon content, resulting in higher pH stability in the range of 1–12, outstanding mechanical and chemical stability, suited for analytical as well as semi preparative and preparative applications.</li></ul><h5><strong>Recommended application areas</strong></h5><ul><li>Recommended alternative to Kromasil 100 C18, for acidic, basic and neutral analytes in reversed phase mode with extended pH range.</li></ul><p><img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/KNAUER_C18_H_c5531f7d87.webp" alt="KNAUER: C18H" srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_KNAUER_C18_H_c5531f7d87.webp 226w," sizes="100vw" width="687" height="475"></p><blockquote><p><strong>Tip: </strong>All analytical KNAUER columns can be used in reversed flow direction for example for cleaning. Please refer to our Column care and use documents on the website for further information about storage conditions and cleaning procedures.</p></blockquote><p class="cke-user_style-important"><strong>Stationary phase Eurospher II 100 C18H is provided in these column types: </strong>analytical, semi-preparative and preparative.</p><p><strong>Eurospher II 100 C18H Preparative Standard Columns </strong>are available with these parameters:</p><ul><li><strong>Column length (mm):</strong> 50, 150, 250</li><li><strong>Column ID (mm): </strong>20, 30, 50</li><li><strong>Particle size (µm):</strong> 5, 10, 15</li></ul><p><strong>Eurospher II 100 C18H Preparative dAX Columns with dynamic axial compression </strong>are available with these parameters:</p><ul><li><strong>Column length (mm):</strong> 50, 150, 250</li><li><strong>Column ID (mm):</strong> 25, 30, 50</li><li><strong>Particle size (µm): </strong>5, 10, 15</li></ul><h3><strong>KNAUER Preparative HPLC Columns</strong></h3><p><strong>The right choice for all dimensions from semi-prep to batch chromatography to SMB.</strong></p><ul><li><strong>Modifications: </strong>Reversed Phase, HILIC, Normale Phase</li><li><strong>Max. Pressure:</strong> 400–600 bar</li><li><strong>Column Inner Diameter (ID): </strong>16–50 mm in our shop, more on request</li><li><strong>Column Brands: </strong>Eurospher, Eurospher II</li><li><strong>Safe Investment: </strong>Robustness and durability based on superior technology</li><li><strong>Application:</strong> Easy upscaling, as all materials are available from ultra high performance to preparative scale HPLC. You can also use our upscaling calculator.</li><li><strong>Customizable:</strong> Standard flanged hardware &amp; dAX hardware with static or dynamic axial compression available</li></ul><p><img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/KNAUER_Preparative_HPLC_Columns_31bc2477c3.webp" alt="KNAUER: KNAUER Preparative HPLC Columns" srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_KNAUER_Preparative_HPLC_Columns_31bc2477c3.webp 221w," sizes="100vw" width="1024" height="724"></p><h5><strong>Preparative HPLC columns can be offered with two different hardware types:</strong></h5><ul><li><strong>Versatile standard </strong>flanged hardware for nearly any application task in batch chromatography</li><li><strong>dAX Hardware</strong> with static and dynamic axial compression for an extended lifetime and multi-column chromatography like SMB processes</li></ul>

KNAUER Eurospher II 100 C18P Prep HPLC Columns (USP L1)

KNAUER´s most unpolar C18P phase with excellent shape selectivity. It features polymeric, high efficiency endcapping of 99 % and 20 % carbon content, exceptional pH stability in the range of 1–12.

<p class="cke-user_style-important"><strong>C18P columns with trifunctional modifications (USP L1): Hydrophobic and stearic interactions</strong></p><p><strong>KNAUER´s most unpolar C18P phase</strong> with excellent shape selectivity. It features polymeric, high efficiency endcapping of <strong>99 % and 20 % carbon content</strong>, exceptional <strong>pH stability</strong> in the range of <strong>1–12</strong>, and outstanding mechanical and chemical stability.</p><h5><strong>Properties</strong></h5><ul><li><strong>Separation mechanism</strong>: Hydrophobic and stearic interaction</li><li><strong>Ultra pure, </strong>spherical high performance HPLC phase based on silica gel</li><li><strong>Unpolar, trifunctional C18 (</strong>Octadecyl) modification, high efficiency endcapping, with 20 % carbon content (~ 99 % endcapping)&nbsp;</li></ul><h5><strong>Key features</strong></h5><ul><li>KNAUER´s most unpolar C18 phase, polymeric, high efficiency endcapping of 99 % and 20 % carbon content, higher pH stability in the range of 1-12, outstanding mechanical and chemical stability, suited for analytical as well as semi preparative and preparative applications.</li></ul><h5><strong>Recommended application areas</strong></h5><ul><li>Alternative selectivity to standard C18; stationary phase in Eurospher II C18 family with the highest carbon load; fully endcapped; excellent shape selectivity and pH stability.</li></ul><p><img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/KNAUER_C18_P_f093126fa9.webp" alt="KNAUER: C18P" srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_KNAUER_C18_P_f093126fa9.webp 245w," sizes="100vw" width="278" height="174"></p><blockquote><p><strong>Tip: </strong>Not all C18 phases are comparable! When replacing an existing column, always have a close look at the characteristics like carbon load, pore size and specific surface area.</p></blockquote><p class="cke-user_style-important"><strong>Stationary phase Eurospher II 100 C18P is provided in these column types: </strong>analytical, semi-preparative and preparative.</p><p><strong>Eurospher II 100 C18P Preparative Standard Columns </strong>are available with these parameters:</p><ul><li><strong>Column length (mm):</strong> 50, 150, 250</li><li><strong>Column ID (mm): </strong>20, 30, 50</li><li><strong>Particle size (µm):</strong> 5, 10, 15</li></ul><p><strong>Eurospher II 100 C18P Preparative dAX Columns with dynamic axial compression </strong>are available with these parameters:</p><ul><li><strong>Column length (mm):</strong> 50, 150, 250</li><li><strong>Column ID (mm):</strong> 25, 30, 50</li><li><strong>Particle size (µm): </strong>5, 10, 15</li></ul><h3><strong>KNAUER Preparative HPLC Columns</strong></h3><p><strong>The right choice for all dimensions from semi-prep to batch chromatography to SMB.</strong></p><ul><li><strong>Modifications: </strong>Reversed Phase, HILIC, Normale Phase</li><li><strong>Max. Pressure:</strong> 400–600 bar</li><li><strong>Column Inner Diameter (ID): </strong>16–50 mm in our shop, more on request</li><li><strong>Column Brands: </strong>Eurospher, Eurospher II</li><li><strong>Safe Investment: </strong>Robustness and durability based on superior technology</li><li><strong>Application:</strong> Easy upscaling, as all materials are available from ultra high performance to preparative scale HPLC. You can also use our upscaling calculator.</li><li><strong>Customizable:</strong> Standard flanged hardware &amp; dAX hardware with static or dynamic axial compression available</li></ul><p><img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/KNAUER_Preparative_HPLC_Columns_31bc2477c3.webp" alt="KNAUER: KNAUER Preparative HPLC Columns" srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_KNAUER_Preparative_HPLC_Columns_31bc2477c3.webp 221w," sizes="100vw" width="1024" height="724"></p><h5><strong>Preparative HPLC columns can be offered with two different hardware types:</strong></h5><ul><li><strong>Versatile standard </strong>flanged hardware for nearly any application task in batch chromatography</li><li><strong>dAX Hardware</strong> with static and dynamic axial compression for an extended lifetime and multi-column chromatography like SMB processes</li></ul>

Thermo Scientific Syncronis C18 HPLC Columns

Attain repeatable and consistent LC separations for your scale up purification needs with Thermo Scientific™ Syncronis™ C18 reversed phase preparative HPLC columns. 

<p><strong>Attain repeatable and consistent LC separations for your scale up purification needs with Thermo Scientific™ Syncronis™ C18 reversed phase preparative HPLC columns. These preparative HPLC columns have extremely pure, high surface area silica with dense stationary phase coverage to minimize secondary interactions and ensure robust, high-resolution separations. Double endcapping provides additional surface coverage and inertness toward basic compounds. Columns come in a variety of dimensions and an option for XtendedLife hardware which improves column lifetime by maintaining a uniform packed bed.</strong></p><h5><strong>Highly Reproducible Separations</strong></h5><ul><li>Rigorously tested stationary phase bonded to the highest quality silica ensures consistent, predictable LC performance.</li></ul><h5><strong>Enhanced Resolution and Sensitivity</strong></h5><ul><li>Dense surface coverage of silica minimizes secondary interactions and peak tailing.</li><li>Double endcapped for extra surface coverage.<br>C18 (USP L1) selectivity.</li></ul><p><strong>Preparative HPLC Column Hardware Options</strong> - based on column inner diameter (i.d.) and column performance needs.</p><h5><strong>Standard Threaded and Standard Flange Hardware</strong></h5><ul><li>Designed for standard applications, expertly packed and robustly designed to provide versatile products for routine use.</li><li>Standard threaded hardware for column i.d. &lt; 40mm.</li><li>Standard flange hardware for column i.d. ≥ 40mm.</li><li>Standard hardware can be modified on request to be compatible with SFC.</li></ul><h5><strong>XtendedLife Hardware</strong></h5><ul><li>Improves column lifetime by incorporating an internal Dynamic Axial Compression (DAC) system, ensuring the media bed is continuously packed tightly.</li><li>Compatible with SFC and is available in dimensions up to 50mm i.d.</li></ul><p>Preparative Guards are a proven and cost effective way to extend the lifetime of your prep column. Our preparative guard columns require the use of a preparative guard holder.</p><h5><strong>Customer Specific Orders</strong></h5><p>If there is a Thermo Scientific stationary phase you are currently using and would like to obtain in a preparative scale not shown or would like to discuss a specific column dimension, we would be happy to discuss your requirements.<br>Please contact your local sales representative for Customer Specific Orders.<br>Custom built columns are not eligible for returns.</p><h4><strong>Specifications</strong></h4><ul><li><strong>Column type:</strong> Reversed Phase</li><li><strong>Endcapped:</strong> yes</li><li><strong>Max. Pressure:</strong> 4300 psi (295 bar)</li><li><strong>Packing Material:</strong> Spherical, Fully Porous, Ultrapure Silica</li><li><strong>Stationary phase:</strong> C18</li><li><strong>USP Type:</strong> L1</li><li><strong>Surface Area:</strong> 320 m<sup>2</sup>/g</li><li><strong>Temperature:</strong> 60°C</li><li><strong>Carbon load: </strong>16%</li><li><strong>Phase:</strong> Reversed Phase</li><li><strong>Pore Size: </strong>100 Å</li><li><strong>pH: </strong>2 to 9</li></ul><h4><strong>Syncronis HPLC and UHPLC Columns</strong></h4><h5><strong>Enter a new world of chromatography</strong></h5><p>When developing a new method, one of the most important goals for the chromatographer is to achieve a consistent, reproducible separation. This makes selecting an HPLC column that offers highly-reproducible results essential to attaining this goal.</p><h5><strong>Features of Syncronis columns</strong></h5><p>Thermo Scientific Syncronis LC columns achieve high levels of consistency and reproducibility through:</p><ul><li>Highly-pure, high-surface-area silica</li><li>Dense bonding and double endcapping</li><li>Stringent manufacturing and testing protocols</li></ul>

Thermo Scientific Syncronis PREP HILIC HPLC Columns

Maintain consistent, predictable separations for your scale up purification needs with Thermo Scientific™ Syncronis™ HILIC preparative HPLC columns for polar and hydrophilic analytes.

<p><strong>Maintain consistent, predictable separations for your scale up purification needs with Thermo Scientific™ Syncronis™ HILIC preparative HPLC columns for polar and hydrophilic analytes. Highly pure, high surface area silica and dense stationary phase coverage minimize secondary interactions and deliver reproducible high-resolution separations.&nbsp;</strong></p><p>The zwitterionic stationary phase results in a neutral, highly polar surface and provides optional selectivity to C18 columns without ion-pairing or derivatization. Our columns come in a wide range of dimensions and an option for XtendedLife hardware which improves column lifetime by maintaining a uniform packed bed.</p><h5><strong>Alternative Selectivity</strong></h5><ul><li>Zwitterionic bonded phase enhances retention of polar and hydrophilic analytes.</li><li>No need for ion-pair or derivatization.</li><li>Enhanced sensitivity with MS detection.</li><li>Highly organic mobile phase facilitates desolvation in ESI-MS</li></ul><p><strong>Preparative HPLC Column Hardware Options</strong> - based on column inner diameter (i.d.) and column performance needs.</p><h5><strong>Standard Threaded and Standard Flange Hardware</strong></h5><ul><li>Designed for standard applications, expertly packed and robustly designed to provide versatile products for routine use.</li><li>Standard threaded hardware for column i.d. &lt; 40mm.</li><li>Standard flange hardware for column i.d. ≥ 40mm.</li><li>Standard hardware can be modified on request to be compatible with SFC.</li></ul><h5><strong>XtendedLife Hardware</strong></h5><ul><li>Improves column lifetime by incorporating an internal Dynamic Axial Compression (DAC) system, ensuring the media bed is continuously packed tightly.</li><li>Compatible with SFC and is available in dimensions up to 50mm i.d.</li></ul><p>Preparative Guards are a proven and cost effective way to extend the lifetime of your prep column. Our preparative guard columns require the use of a preparative guard holder.</p><h4><strong>Specifications</strong></h4><ul><li><strong>Column type:</strong> HILIC</li><li><strong>Endcapped:</strong> No</li><li><strong>Max. Pressure:</strong> 2000 psi (140 bar)</li><li><strong>Packing Material:</strong> Spherical, Fully Porous, Ultrapure Silica</li><li><strong>Stationary phase:</strong> Zwitterionic</li><li><strong>Surface Area:</strong> 320 m<sup>2</sup>/g</li><li><strong>Temperature:</strong> 60°C</li><li><strong>Carbon load: </strong>5%</li><li><strong>Phase:</strong> HILIC</li><li><strong>Pore Size: </strong>100 Å</li><li><strong>pH: </strong>2 to 8</li></ul><h4><strong>Syncronis HPLC and UHPLC Columns</strong></h4><h5><strong>Enter a new world of chromatography</strong></h5><p>When developing a new method, one of the most important goals for the chromatographer is to achieve a consistent, reproducible separation. This makes selecting an HPLC column that offers highly-reproducible results essential to attaining this goal.</p><h5><strong>Features of Syncronis columns</strong></h5><p>Thermo Scientific Syncronis LC columns achieve high levels of consistency and reproducibility through:</p><ul><li>Highly-pure, high-surface-area silica</li><li>Dense bonding and double endcapping</li><li>Stringent manufacturing and testing protocols</li></ul>

Phenomenex Gemini C18 HPLC Columns

Gemini C18 is a robust reversed-phase HPLC stationary phase offering unique selectivity, high structural integrity, and increased loadability, making it ideal for preparative and purification applications.

<p><strong>Gemini C18 HPLC phase offers unique reversed phase selectivity, high structural integrity, and increased loadability which make it ideal for preparative and purification applications in pre-packed columns and bulk media.</strong></p><ul><li><strong>Carbon Load:</strong> 14, 14 %</li><li><strong>Surface Area (m²/g):</strong> 375</li><li><strong>Particle Size: </strong>3, 5, 10</li><li><strong>Recommended Use:</strong> Separation of basic compounds under high pH conditions</li></ul><h3><strong>Gemini HPLC Columns</strong></h3><h4><strong>Twin-NX technology HPLC columns. Extend your column lifetime</strong></h4><p>Gemini columns are rugged reversed-phase HPLC and PREP LC columns that offer extended lifetime at pH 1-12 conditions and excellent stability for reproducible, high-efficiency separations. The Gemini family contains a variety of useful alkyl and phenyl phases bonded to fully porous organo-silica particles.</p><p><img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/Phenomenex_Gemini_HPLC_Columns_936267c483.jpg" alt="Phenomenex: Gemini Twin Technology" srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_Phenomenex_Gemini_HPLC_Columns_936267c483.jpg 134w," sizes="100vw" width="349" height="405"></p><p><img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/Phenomenex_Gemini_HPLC_Columns_2_e67e00cc54.jpg" alt="Phenomenex: Gemini-NX Twin Technology" srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_Phenomenex_Gemini_HPLC_Columns_2_e67e00cc54.jpg 134w," sizes="100vw" width="349" height="405"></p><p>Each Gemini column is supplied with a Certificate of Quality Assurance (CQA) indicating testing conditions, operating parameters, and column details.</p>

Phenomenex Gemini NX-C18 HPLC Columns

Gemini NX-C18 is a rugged, high-efficiency reversed-phase HPLC column delivering controlled selectivity for ionizable compounds and reliable performance across high and low pH LC/MS workflows.

<p><strong>The most rugged and highly efficient Gemini C18 HPLC column phase for reversed phase. Gemini NX-C18 takes LC/MS separations to the next level and offers:</strong></p><ul><li>Control selectivity of ionizable compounds for optimized methods</li><li>Consistent performance in both volatile and non-volatile buffers</li><li>High and low pH methods</li></ul><h5><strong>Key features:</strong></h5><ul><li><strong>Carbon Load:</strong>14 %</li><li><strong>Surface Area (m²/g):</strong> 375</li><li><strong>Particle Size: </strong>3, 5, 10</li><li><strong>Recommended Use:</strong> High efficiency analytical or preparative separations under extreme pH conditions</li></ul><h3><strong>Gemini HPLC Columns</strong></h3><h4><strong>Twin-NX technology HPLC columns. Extend your column lifetime</strong></h4><p>Gemini columns are rugged reversed-phase HPLC and PREP LC columns that offer extended lifetime at pH 1-12 conditions and excellent stability for reproducible, high-efficiency separations. The Gemini family contains a variety of useful alkyl and phenyl phases bonded to fully porous organo-silica particles.</p><p><img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/Phenomenex_Gemini_HPLC_Columns_936267c483.jpg" alt="Phenomenex: Gemini Twin Technology" srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_Phenomenex_Gemini_HPLC_Columns_936267c483.jpg 134w," sizes="100vw" width="349" height="405"></p><p><img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/Phenomenex_Gemini_HPLC_Columns_2_e67e00cc54.jpg" alt="Phenomenex: Gemini-NX Twin Technology" srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_Phenomenex_Gemini_HPLC_Columns_2_e67e00cc54.jpg 134w," sizes="100vw" width="349" height="405"></p><p>Each Gemini column is supplied with a Certificate of Quality Assurance (CQA) indicating testing conditions, operating parameters, and column details.</p>

Phenomenex Gemini C8(3) HPLC Columns

Gemini C8(3) purification media is optimized for human insulin and its analogues, offering exceptional mechanical strength, high packing efficiency, and enhanced resistance to caustic regeneration conditions.

<h4><strong>Optimized Purification Media for Human Insulin and It's Analogues</strong></h4><ul><li>Enhanced Robustness Against Caustic Regeneration Conditions</li><li>High Packing Efficiencies</li><li>Incredible Mechanical Strength</li></ul><p>Typically insulin purification methodologies include vital steps for column efficiency tests, equilibration, loading, and multiple caustic washes. In particular, the high pH caustic washes are very important for the removal aggregate build up, however these wash steps typical diminish column lifetime quite substantially. With the improved chemical robustness and performance of Gemini C8(3) customers can now switch their focus to higher yields and purities and minimize operational down-time due to less frequent need to replace contaminated media.</p><h4><strong>QC Tested to ensure consistent selectivity for Insulin and Impurity</strong></h4><p>In conjunction with a media designed specifically for insulin purification, the Quality team at Phenomenex strives to ensure high reproducibility of Gemini 10µm C8(3) through numerous quality control steps throughout the manufacturing process, including a fit for purpose human insulin QC test. This elevated level of focus on quality ultimately results in a model product for large scale insulin purification.</p><h5><strong>Key features:</strong></h5><ul><li><strong>Carbon Load: </strong>-</li><li><strong>Surface Area (m²/g):</strong> -</li><li><strong>Particle Size: </strong>10</li><li><strong>Recommended Use:</strong> Separation of very hydrophobic compounds</li></ul><h3><strong>Gemini HPLC Columns</strong></h3><h4><strong>Twin-NX technology HPLC columns. Extend your column lifetime</strong></h4><p>Gemini columns are rugged reversed-phase HPLC and PREP LC columns that offer extended lifetime at pH 1-12 conditions and excellent stability for reproducible, high-efficiency separations. The Gemini family contains a variety of useful alkyl and phenyl phases bonded to fully porous organo-silica particles.</p><p><img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/Phenomenex_Gemini_HPLC_Columns_936267c483.jpg" alt="Phenomenex: Gemini Twin Technology" srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_Phenomenex_Gemini_HPLC_Columns_936267c483.jpg 134w," sizes="100vw" width="349" height="405"></p><p><img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/Phenomenex_Gemini_HPLC_Columns_2_e67e00cc54.jpg" alt="Phenomenex: Gemini-NX Twin Technology" srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_Phenomenex_Gemini_HPLC_Columns_2_e67e00cc54.jpg 134w," sizes="100vw" width="349" height="405"></p><p>Each Gemini column is supplied with a Certificate of Quality Assurance (CQA) indicating testing conditions, operating parameters, and column details.</p>

Phenomenex Gemini C6-Phenyl HPLC Columns

Gemini C6-Phenyl HPLC phase provides aromatic selectivity with low bleed performance, making it ideal for LC/MS analysis of aromatic, polar, and basic compounds under high pH conditions.

<p><strong>Gemini C6-Phenyl HPLC phase has a phenyl group bound to the organo-silica surface using a 6-carbon chain for a low bleed aromatic selective phase. Gemini C6-Phenyl is well suited for LC/MS applications.</strong></p><h5><strong>Key features:</strong></h5><ul><li><strong>Carbon Load: </strong>12 %</li><li><strong>Surface Area (m²/g):</strong> 375</li><li><strong>Particle Size: </strong>3, 5</li><li><strong>Recommended Use:</strong> Separation of aromatic, polar, or basic compounds under high pH conditions</li></ul><h3><strong>Gemini HPLC Columns</strong></h3><h4><strong>Twin-NX technology HPLC columns. Extend your column lifetime</strong></h4><p>Gemini columns are rugged reversed-phase HPLC and PREP LC columns that offer extended lifetime at pH 1-12 conditions and excellent stability for reproducible, high-efficiency separations. The Gemini family contains a variety of useful alkyl and phenyl phases bonded to fully porous organo-silica particles.</p><p><img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/Phenomenex_Gemini_HPLC_Columns_936267c483.jpg" alt="Phenomenex: Gemini Twin Technology" srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_Phenomenex_Gemini_HPLC_Columns_936267c483.jpg 134w," sizes="100vw" width="349" height="405"></p><p><img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/Phenomenex_Gemini_HPLC_Columns_2_e67e00cc54.jpg" alt="Phenomenex: Gemini-NX Twin Technology" srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_Phenomenex_Gemini_HPLC_Columns_2_e67e00cc54.jpg 134w," sizes="100vw" width="349" height="405"></p><p>Each Gemini column is supplied with a Certificate of Quality Assurance (CQA) indicating testing conditions, operating parameters, and column details.</p>

Products from category Preparative HPLC columns - page 1

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