HPLC Guard Columns and Cartridges
Thermo Scientific™ BetaSil™ C18 Guard Cartridges
Economically extends HPLC column lifetime
Thermo Scientific™ Hypersil Drop-In Guard Cartridges —C18, C8, C1, Silica
Convenient, economical, and effective protection for extending column lifetimes
Thermo Scientific™ BetaSil™ Phenyl Guard Cartridges
Thermo Scientific™ BetaSil™ Phenyl Guard Cartridges are available in limited dimensions. Please contact Customer Service for more details.
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.
TSKgel™ ODS-80Ts Guard Column, 10 μm Particle Size, Sold by MilliporeSigma™ Supelco™
Guard Column for use with 21.5 mm ID TSKgel ODS-80Ts Columns.
MilliporeSigma™ Supelco™ Zenix™ SEC-100 Gel Filtration Guard Column, 3 μm Particle Size, Stainless Steel
Like their 5 micron siblings, 3 micron Zenix™ SEC columns feature a hydrophilic surface layer to prevent the sample from interacting with the underlying silica.
Thermo Scientific™ Hypercarb™ Porous Graphitic Carbon HPLC Columns
Use for enhanced retention of polar compounds and separation of structurally related analytes with stability at pH extremes and high temperature.
TSKgel™ HHR Guard Column, 5 μm Particle Size, Sold by MilliporeSigma™ Supelco™
All TSKgel HHR-type columns are shipped in THF, which can be exchanged for a broad range of organic solvents.
Thermo Scientific™ Acclaim™ Trinity Q1 LC Columns
Use to separate the herbicides diquat and paraquat.
MilliporeSigma™ Supelco™ OPTI-GUARD™ C18 (Violet Label) 1 mm Guard Column
OPTI-GUARD™ sets the standard for low-impact, easy to use pre-column protection.
MilliporeSigma™ Supelco™ OPTI-GUARD™ C8 1 mm Guard Column
OPTI-GUARD™ sets the standard for low-impact, easy to use pre-column protection.
MilliporeSigma™ Supelco™ Astec™ Cellulose DMP Chiral HPLC Guard Kit, 5 μm Particle Size
Guard cartridges to protect Astec™ Cellulose DMP columns
MilliporeSigma™ Supelco™ Ascentis™ RP-Amide Supelguard™ Guard Cartridge, 5 μm Particle Size
Ascentis™ RP-Amide is a new generation ultra low bleed, embedded polar group (EPG) phase that provides orthogonal selectivity and increased resolution for HPLC and LC-MS analysis of polar compounds. The Ascentis™ RP-Amide is the first choice in embedded polar group HPLC phases.
MilliporeSigma™ Supelco™ Discovery™ HS C18 Supelguard™ Guard Cartridge, 3 μm Particle Size
Discovery™ HS C18 HPLC column is generally found to be stable under acidic and basic conditions.