Sulfate in gypsum

Deanna Hurum, Lipika Basumallick, and Jeffrey Rohrer Thermo Fisher Scientific, Sunnyvale, CA, USA Key Words Prostate-Specific Antigen (PSA), Transferrin, N-Glycans, O-Glycans, Dionex CarboPac Column Introduction Changes in protein glycosylation are frequently studied in cancer research to identify potential biomarkers. Factors…

IC Application Note No. N-33 Title: Fluoride and chloride in gypsum Summary: Determination of fluoride and chloride in gypsum using anion chromatography with direct conductometric detection. Sample: Aqueous extract of gypsum Sample Preparation: Dilution 1 : 10 Column: 6.1009.000 SUPER-SEP…

Application Note AN-RS-054 Monitoring phosphate reactions in real time with Raman spectroscopy Improving product quality in fertilizer production Phosphorus and nitrogen are essential inorganic methods—titration for acid and phosphate nutrients required for plant growth. While nitrogen is quantification, and gravimetric…

Brian De Borba, Richard F. Jack, and Jeffrey Rohrer Thermo Fisher Scientific, Sunnyvale, CA USA A ppli ca t i on N ote 1 1 0 3 Determination of Total Nitrogen and Phosphorus in Wastewaters by Alkaline Persulfate Digestion Followed…