Identification of Tobacco Varieties, Using Solid Phase Microextraction/Capillary GC

TheReporter Reprinted from Volume 14, No. 6, 1995 T295016 © 1999 Sigma-Aldrich Co. For more information, or current prices, contact your nearest Supelco subsidiary listed below. To obtain further contact information, visit our website (www.sigma-aldrich.com), see the Supelco catalog, or…

Application Note 83 Fast, Accurate Detection of Amphetamines in Urine, Using Solid Phase Microextraction/ Capillary GC In monitoring methamphetamine and amphetamine in urine, heated headspace SPME offers a 20-fold increase in sensitivity, relative to conventional heated headspace sampling. Correlation coefficients…

Application Note 81 Monitor BTEX Compounds and Fuels in Water, Using Solid Phase Microextraction and Capillary GC BTEX compounds, kerosene, diesel fuel, or gasoline in water or aqueous suspensions of soil can be monitored by solid phase microextraction (SPME) and…

Application Note 94 Solid Phase Microextraction of Organophosphate Insecticides and Analysis by Capillary GC/MS SPME was used to extract an aquatic sample for analysis of organophosphate insecticides by gas chromatography/ mass spectrometry (GC/MS). An SPME fiber coated with 85µm of…