HPLC Guard Columns and Cartridges
MilliporeSigma™ Supelco™ SRT™ SEC-300 Gel Filtration Guard Column, 5 μm Particle Size, PEEK
Sepax SRT™ SEC columns feature a hydrophilic surface layer that effectively shields the highly porous, five micron silica particles from interacting with your sample.
MilliporeSigma™ Supelco™ SRT™ SEC-1000 Gel Filtration Guard Column, 5 μm Particle Size, PEEK
Sepax SRT™ SEC columns feature a hydrophilic surface layer that effectively shields the highly porous, five micron silica particles from interacting with your sample.
Ascentis™ Express 90 Å AQ-C18, 5.0 μm HPLC Guard Cartridge, Sold by MilliporeSigma™ Supelco™
The target analytes include acids, bases, and polar analytes.
MilliporeSigma™ Supelco™ Discovery™ BIO Wide Pore C5 Supelguard™ Cartridge, 5 μm Particle Size
Kits include one cartridge, a stand-alone holder, a piece of tubing, and 2 nuts and ferrules. Guard cartridges require holders that are sold separately. The 2.1 and 4 mm I.D. cartridges use 21150AST or 59660-U (both stand-alone) or 504254 or 55205 (both integral). The 10 mm I.D. cartridges use 567499-U. The 21.2 mm I.D. cartridges use 581392-U.
MilliporeSigma™ Supelco™ apHera™ NH2 HPLC Guard Column, 5 μm Particle Size
apHera™ amino columns are based on covalently bonded polyamine specifically optimized for the separation of mono- and oligosaccharides.
MilliporeSigma™ Supelco™ Unix™ SEC Guard Cartridge with Holder SEC-200, 1.8 μm Particle Size
Provides high stability and negligible non-specific interactions.
TSKgel™ PW-Type Guard Column, 13 μm Particle Size, Sold by MilliporeSigma™ Supelco™
For use with TSKgel™ Columns, shipped in water.
TSKgel™ Alpha Guard Column, 13 μm Particle Size, Sold by MilliporeSigma™ Supelco™
Guard Column for use with 7.8 mm ID TSKgel Alpha-2500 through Alpha-M Columns.
Thermo Scientific™ BetaSil™ C18 Guard Cartridges
Economically extends HPLC column lifetime
MilliporeSigma™ Supelco™ SUPELCOSIL™ LC-18-T Supelguard Cartridge, 5 μm Particle Size
SUPELCOSIL™ LC-18-T Supelguard™ Cartridges contain a SUPELCOSIL™ packing, in a 2 cm stainless steel body, enclosed by polyether ether ketone (PEEK) encapsulated stainless steel frits.
MilliporeSigma™ Supelco™ Ascentis™ Express 90 Å Biphenyl Guard Cartridge, 5 μm Particle Size
Ascentis™ Express 90 Å Biphenyl columns can be used for basic, acidic, or neutral compounds with alternate selectivity from C18 and is especially useful for separating peaks that elute early on C18 and other phenyl phases.
MilliporeSigma™ Supelco™ LiChrospher™ RP-18 HPLC Guard Cartridge, 5 μm Particle Size
Use guard cartridge holder 54987
MilliporeSigma™ Supelco™ SUPELCOSIL™ LC-18-DB Supelguard Cartridge, 5 μm Particle Size
SUPELCOSIL™ LC-18-DB Supelguard™ Cartridges contain a SUPELCOSIL™ packing, in a 2 cm stainless steel body, enclosed by polyether ether ketone (PEEK) encapsulated stainless steel frits.
MilliporeSigma™ Supelco™ SUPELCOSIL™ LC-8 Supelguard Cartridge, 5 μm Particle Size
Provides less retention of both polar and non-polar compounds than C18.