Column Packing
MilliporeSigma™ Supelco™ Porapak™ Porous Polymer Adsorbent, Matrix Porapak™ S, 80-100 mesh
Porapak™™ S maybe used in isothermal gas chromatographic analysis of light gases, for detection and separation of CO2, C2H2, C2H4 and C2H6.
MilliporeSigma™ Supelco™ Porapak™ Porous Polymer Adsorbent, Matrix Porapak™ QS, 50-80 mesh
Porapak™™ QS treated with 2% phosphoric acid maybe used as column packing for gas chromatographic analysis of volatile fatty acids in rumen fluid.
MilliporeSigma™ Supelco™ Porapak™ Porous Polymer Adsorbent, Matrix Porapak™ R, 50-80 mesh
Porapak™ R with Amberlite™ XAD-4 maybe useful for chromatographic sampling of polar and nonpolar low-volatility compounds.
MilliporeSigma™ Supelco™ GC Stationary Phase, SP™-2100
A methyl silicone fluid suitable as stationary phase
MilliporeSigma™ Supelco™ Silica Gel
Desiccant
MilliporeSigma™ Supelco™ Diaion™ HP-20
Swelling in toluene is 30%
MilliporeSigma™ Supelco™ Carbopack™ Adsorbent, Matrix Carbopack™ X, 120-400 mesh
Carbotrap™™ X has a very high specific surface area and was used for the recovery of low boiling hydrocarbons like 1,3-butadiene and isoprene.
MilliporeSigma™ Supelco™ Discovery™ Glycan SPE Bulk Packing
Used to adsorb polar compounds (-OH groups, esp. phenolic compounds) from aqueous or methanolic solutions under the reversed-phase mechanism through strong hydrogen bonding between compound hydroxyl groups and amide groups of the resin.
MilliporeSigma™ Supelco™ Pre-Activated Florisil™, Ampulized
Intended for use with the Supelco™ Dioxin Prep System to affect the class separation of polychlorinated biphenyls (PCBs) from polychlorinated dibenzo-p-dioxins and dibenzo-furans (PCDD/Fs).
MilliporeSigma™ Supelco™ GC Stationary Phase, SE-54
Ideal for nonpolar phase as it provides better peak shapes for polar chemicals
MilliporeSigma™ Supelco™ GC Stationary Phase, Carbowax 20M
A polar, liquid phase suitable as a stationary phase for gas chromatography
MilliporeSigma™ Supelco™ AmberLite MB20 H/OH Mixed Bed Ion Exchange Resin, Hydrogen and Hydroxide Form, 20-50 mesh
Formerly Dowex™ Marathon™ MR-3 H/OH
MilliporeSigma™ Supelco™ Amberlite™ XAD4, 20-60 mesh
Two particle sizes are available: Mesh 20-60 are Cat. Nos. 20276, 10358, XAD4 Mesh 20-50 is Cat. No. 06444
MilliporeSigma™ Supelco™ 22 H2SO4 Coated Silica Gel
Treated silica gels may be primarily employed in the pre-packed multi-layer silica gel columns are available in bulk packages.