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HPLC Guard Columns and Cartridges

Replaceable columns that are placed before HPLC columns to protect from contamination and extend column lifetime; in a variety of stationary phases; includes direct-connection and drop-in cartridges, and UHPLC filters, cartridges, and holders.
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1 – 15 of 325 results
1

Thermo Scientific™ Hypersil GOLD™ aQ Javelin™ Guard HPLC Columns

Javelin guard columns offer convenient, easy to use protection for analytical HPLC columns

2

MilliporeSigma™ Supelco™ OPTI-GUARD™ C18, Biocompatible 1 mm Guard Column

OPTI-GUARD™ sets the standard for low-impact, easy to use pre-column protection.

3

Thermo Scientific™ BetaBasic™ 8 Guard Cartridges, 5μm Particle Size

Thermo Scientific™ BetaBasic™ 8 Guard Cartridges are available in limited dimensions. Please contact Customer Service for more details.

Pore Size 150Å
Particle Size 5 μm
Carbon Load 7%
Length (Metric) 10 mm
Endcapped Yes
For Use With (Equipment) Uniguard Direct-connection and Stand Alone Holder
pH 2 to 9
Surface Area 200 m2/g
USP Type L7
4

Restek™ Pinnacle DB C18 Guard Cartridges, 5 μm  DFS Item

Protects and extends column lifetime.

Pore Size 140Å
Particle Size 5 μm
Stationary Phase C18
Carbon Load 11%
Phase Monomeric
Endcapped Yes
Packing Material Silica
pH 2.5 to 8
Temperature (Metric) Maximum 80°C
Particle Shape Spherical
USP Type L1
5

Thermo Scientific™ GuardGOLD™ Capillary Columns

Protect your analytical column from damage and contamination from nonvolatile materials.

6

MilliporeSigma™ Supelco™ SRT™ SEC-2000 Gel Filtration Guard Column, 5 μm Particle Size, Stainless Steel

Sepax SRT™ SEC columns feature a hydrophilic surface layer that effectively shields the highly porous, five micron silica particles from interacting with your sample.

Pore Size 2000 Å
Particle Size 5 μm
Type SEC HPLC Guard Column
Phase Size Exclusion
Length (Metric) 5 cm
pH 2.0 to 8.5
Material Stainless Steel
For Use With (Application) HPLC
Product Line SRT
7

MilliporeSigma™ Supelco™ Proteomix™ SCX-NP5 Strong Cation Exchange Guard Cartridge and Holder, 5 μm Particle Size, Stainless Steel

Used for the analysis or small scale purification of positively charged biopolymers including glycoprotein isoforms and mAb variants.

Pore Size Non-porous
Particle Size 5 μm
Type Cation Exchange HPLC Guard Cartridge and Holder
Phase Cation Exchange
Length (Metric) 1 cm
pH 2.0 to 12.0
Material Stainless Steel
For Use With (Application) HPLC
Product Line Proteomix
8

Thermo Scientific™ BetaBasic™ 18 Javelin™ Guard Columns

Offer convenient, easy to use protection for analytical HPLC columns

Particle Size 5 μm
Stationary Phase BetaBasic 18
Product Line Beta
9

MilliporeSigma™ Supelco™ Antibodix™ WCX-NP10 Weak Cation Exchange Guard Column and Holder, 10 μm Particle Size, Stainless Steel

Antibodix™ columns are designed for the reproducible analysis of charge variants of monoclonal antibodies by salt or pH gradient.

Pore Size Non-porous
Particle Size 10 μm
Type Cation Exchange HPLC Guard Cartridge and Holder
Phase Cation Exchange
Length (Metric) 1 cm
pH 2.0 to 12.0
Material Stainless Steel
For Use With (Application) HPLC
Product Line Antibodix
11

MilliporeSigma™ Supelco™ Ascentis™™ Express RP-Amide Guard Cartridge, 2 μm Particle Size

The one-step bonded, end-capped, amide-based polar-embedded stationary phase of Ascentis™ Express 2 μm RP-Amide provides, a stable, reversed phase packing with decreased hydrophobic character. Ascentis™ Express 2 μm RP-Amide can be used for basic, acidic, or neutral compounds with orthogonal selectivity from C18 or C8.

Particle Size 2 μm
Type Fused-Core HPLC Guard Cartridge
Phase Reversed Phase
Length (Metric) 5 mm
Quantity 3/Pk.
For Use With (Application) HPLC
Product Line Ascentis
12

MilliporeSigma™ Supelco™ Ascentis™ Express C18 Micron Guard Cartridge, 2.7 μm Particle Size

Ascentis™ Express Guard Columns provide physical (filtration) and chemical protection for costly analytical columns without compromising the very high performance of Ascentis™ Express columns.

Pore Size 90 Å
Particle Size 2.7 μm
Type Fused-Core HPLC Guard Cartridge
Phase Reversed Phase
Length (Metric) 5 mm
Quantity 3/Pk.
For Use With (Application) HPLC
Product Line Ascentis
13

MilliporeSigma™ Supelco™ Ascentis™ Express ES-Cyano Guard Cartridge, 2 μm Particle Size

Ascentis™ Express Guard Columns provide physical (filtration) and chemical protection for costly analytical columns without compromising the very high performance of Ascentis™ Express columns.

Particle Size 2 μm
Type Fused-Core HPLC Guard Cartridge
Phase Reversed Phase, Normal Phase, HILIC
Length (Metric) 5 mm
Quantity 3/Pk.
For Use With (Application) HPLC
Product Line Ascentis
14

MilliporeSigma™ Supelco™ BIOshell™ A160 Peptide CN Guard Cartridge, 2.7 μm Particle Size

BIOshell™ Guard Columns provide physical (filtration) and chemical protection for costly analytical columns without compromising the very high performance of BIOshell™ columns.

Pore Size 160 Å
Particle Size 2.7 μm
Type Fused-Core HPLC Guard Cartridge
Carbon Load 1.5%
Phase Reversed Phase
Length (Metric) 0.5 cm
Endcapped Yes
pH 1 to 8
Quantity 3/Pk.
Material Stainless Steel Hardware (Column)
For Use With (Application) HPLC
Surface Area 90 m2/g
Product Line BIOshell
15

MilliporeSigma™ Supelco™ BIOshell™ A160 Peptide CN Guard Cartridge, 4.7 μm Particle Size

BIOshell™ Guard Columns provide physical (filtration) and chemical protection for costly analytical columns without compromising the very high performance of BIOshell™ columns.

Pore Size 160 Å
Particle Size 4.7 μm
Type Fused-Core HPLC Guard Cartridge
Carbon Load 2.2%
Phase Reversed Phase
Length (Metric) 0.5 cm
Endcapped Yes
pH 1 to 8
Quantity 3/Pk.
Material Stainless Steel Hardware (Guard Cartridge)
For Use With (Application) HPLC
Surface Area 60 m2/g
Product Line BIOshell