Column Packing
MilliporeSigma™ Supelco™ Porapak™ Porous Polymer Adsorbent, Matrix Porapak™ N, 80-100 mesh
Stainless steel columns packed with Porapak™™ N and molecular sieve maybe used for the separation and determination of micro-quantities of formic, acetic, propionic, isobutyric, butyric, 3-methylbutyric and valeric acids present in biological media as end-products of microbial fermentation.
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Thermo Scientific™ Low DNA Binding Snap Cap Microcentrifuge Tube
Microcentrifuge Tubes ensure optimal sample integrity with minimal DNA loss. These tubes provide secure closure and reliable performance, perfect for sensitive applications in molecular biology.
MilliporeSigma™ Supelco™ Porapak™ Porous Polymer Adsorbent, Matrix Porapak™ R, 80-100 mesh
Porapak™ R with Amberlite™ XAD-4 maybe useful for chromatographic sampling of polar and nonpolar low-volatility compounds.
MilliporeSigma™ Supelco™ Porapak™ Porous Polymer Adsorbent, Matrix Porapak™ QS, 80-100 mesh
Porapak™™ QS packed columns maybe used for the analysis of sulphur-containing gases by gas-solid chromatograpy.
MilliporeSigma™ Supelco™ GC Stationary Phase, 1,2,3-tris(2-Cyanoethoxy)propane (TCEP)
Diviylimidazolium bistriflamide ionic liquid which improves oxygen and moisture stability
MilliporeSigma™ Supelco™ GC Stationary Phase, Carbowax 1540
A water-soluble, solid wax suitable for cytological applications
MilliporeSigma™ Supelco™ Molecular Sieve Adsorbent, Matrix Molecular Sieve 13X, 100-120 mesh
Molecular sieves are synthetically produced zeolites (naturally occurring aluminosilicate minerals), and are characterized by pores and internal cavities of extremely uniform dimensions.
Fisher Chemical™ Alumina, 80-200 Mesh
Fisher Chemical™ Silica Gel Sorbent (100-200 Mesh)
MilliporeSigma™ Supelco™ Chromosorb™ LC-9
Prepared by chemically bonding an amino type functional group on the microparticle silica substrate.
MilliporeSigma™ Supelco™ Poly(vinylpolypyrrolidone), ∼110 μm
Poly(vinylpolypyrrolidone) is a crosslinked homopolymer form of purified vinylpyrrolidone.
MilliporeSigma™ Supelco™ Amberlite™ XAD4
Two particle sizes are available: Mesh 20-60 are Cat. Nos. 20276, 10358, XAD4 Mesh 20-50 is Cat. No. 06444