HPLC Guard Columns and Cartridges
MilliporeSigma™ Supelco™ SUPELCOSIL™ LC-NH2 Supelguard Cartridge, 5 μm Particle Size
SUPELCOSIL™ LC-NH2 Supelguard™ Cartridges contain a SUPELCOSIL™ packing, in a 2 cm stainless steel body, enclosed by polyether ether ketone (PEEK) encapsulated stainless steel frits (2 μm porosity).
MilliporeSigma™ LiChroCART™ Column/Purospher™ STAR NH2 Sorbent HPLC Guard Cartridge
HPLC guard cartridge
Thermo Scientific™ Hypersil™ BDS C18 Javelin Guard Columns
Offer convenient, easy-to-use protection for analytical HPLC columns
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.
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.
TSKgel™ ODS-120A Guard Cartridge, Sold by MilliporeSigma™ Supelco™
for 4.6 mm ID TSKgel ODS-120A columns
MilliporeSigma™ Supelco™ Astec™ Cellulose DMP Chiral HPLC Guard Kit, 5 μm Particle Size
Guard cartridges to protect Astec™ Cellulose DMP columns
MilliporeSigma™ Supelco™ SUPELCOSIL™ LC-SCX Supelguard Cartridge Kit, 5 μm Particle Size
The LC-SCX cation-exchange columns have strongly acidic propylsulfonic acid groups and are used for separating cations. Adjust pH, ionic strength, and organic modifier concentration to control retention and selectivity.
Thermo Scientific™ HyPURITY™ C18 HPLC Columns, 3μm Particle Size
Thermo ScientificTM HyPURITYTM C18 HPLC Columns are available in limited dimensions. Please contact Customer Service for more details.
MilliporeSigma™ Supelco™ Astec™ CHIROBIOTIC™ T Chiral HPLC Guard Column Cartridge, 5 μm Particle Size
CHIROBIOTIC™ T columns utilize teicoplanin as a chiral selector.
MilliporeSigma™ Supelco™ Astec™ CHIROBIOTIC TAG Chiral HPLC Guard Cartridge, 5 μm Particle Size
For use with Astec™ CHIROBIOTIC TAG Chiral HPLC columns
TSKgel™ SuperMPHZ-N Guard Column, 3 μm Particle Size, Sold by MilliporeSigma™ Supelco™
Tosoh′s innovative multi-pore technology is now also available in 3, 4 and 6 μm TSKgel™ SuperMultiporeHZ Columns and Guard Columns.
MilliporeSigma™ Supelco™ SUPELCOSIL™ LC-Si Supelguard Cartridge Kit, 5 μm Particle Size
A typical mobile phase used with normal-phase silica columns consists of a hydrocarbon solvent such as hexane or heptane, mixed with a relatively small percentage of more polar solvent.