HPLC Guard Columns and Cartridges
YMC America, Inc PA-G guard 120A 5um 20x4mm
YMC-Pack PA-G is a normal phase column utilizing amino groups It is useful for separation of acidic oligosaccharides and exhibits higher durability than conventional silica-based amino columns
YMC America, Inc PA-G guard 120A 5um 20x2.1mm
YMC-Pack PA-G is a normal phase column utilizing amino groups It is useful for separation of acidic oligosaccharides and exhibits higher durability than conventional silica-based amino columns
YMC America, Inc Ph-HG guard 120A 15um 50x20mm
Phenyl columns provide unique selectivity when compared to aliphatic straight chain reversed phase materials such as C18 C8 and C4 YMC-Pack Phenyl is a monomerically-bonded phenyl and is fully endcapped Typical applications include aromatic compounds phenols fullerenes sweeteners
YMC America, Inc C8-HG guard 300A 20um 50x20mm
YMC-Pack C8 columns are prepared using exhaustive bonding of a monomeric octylsilane to totally porous and spherical silica gels The functionalized silica is then treated with an endcapping process which produces a moderate 10% carbon loading on the standard 120 pore material Available in three pore sizes YMC-Pack C8 columns will separate many classes of compounds including pharmaceuticals organic chemicals and biologics
YMC America, Inc C8-HG guard 200A 20um 50x30mm
YMC-Pack C8 columns are prepared using exhaustive bonding of a monomeric octylsilane to totally porous and spherical silica gels The functionalized silica is then treated with an endcapping process which produces a moderate 10% carbon loading on the standard 120 pore material Available in three pore sizes YMC-Pack C8 columns will separate many classes of compounds including pharmaceuticals organic chemicals and biologics
DSI LLC GUARD COLUMN INSERT STAINLESS
ZirChrom-WCX. Weak Cation-exchange. 300 Angstrom. Useful for protein chromatography in the cation-exchange mode. Stable over a pH range of 1-10.