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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 326 results
1

Thermo Scientific™ GuardGOLD™ Capillary Columns

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

2

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
3

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
4

MilliporeSigma™ Supelco™ SRT™-C SEC-150 Gel Filtration Guard Column, 5 μm Particle Size, Stainless Steel

The bonded phase in SRT™-C SEC columns is more polar than the hydrophilic phase used in SRT™ columns, making SRT™-C columns better suited for the gel filtration analysis of more hydrophobic bioopolymers such as membrane proteins and pegylated antibodies.

Pore Size 150 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
5

MilliporeSigma™ Supelco™ SRT™-C SEC-1000 Gel Filtration Guard Column, 5 μm Particle Size, Stainless Steel

The bonded phase in SRT™-C SEC columns is more polar than the hydrophilic phase used in SRT™ columns, making SRT™-C columns better suited for the gel filtration analysis of more hydrophobic bioopolymers such as membrane proteins and pegylated antibodies.

Pore Size 1000 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
6

MilliporeSigma™ Supelco™ BIOshell™ 160 Å Peptide C18 Guard Column, 2 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 μm
Type Fused-Core HPLC Guard Cartridge
Phase Reversed Phase
Length (Metric) 5 cm
Endcapped No
pH 1 to 8
Material Stainless Steel Hardware
For Use With (Application) HPLC
Surface Area 65 m2/g
Product Line BIOshell
7

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.

Pore Size 90 Å pore size
Particle Size 5 μm
Stationary Phase AQ-C18, polar modified bonding
Matrix Fused-Core™ silica particle platform
Length (Metric) 0.5 cm
Endcapped Endcapped
pH 2 to 9
Quantity 3/Pk.
Surface Area 90 m2/g
9

Thermo Scientific™ BetaSil™ Phenyl Guard Cartridges

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

Pore Size 100Å
Particle Size 5 μm
Carbon Load 11%
Length (Metric) 10 mm
Endcapped Yes
For Use With (Equipment) Uniguard Direct-connection and Stand Alone Holder
Diameter (Metric) 4 mm
pH 2 to 9
USP Type L11
12

Thermo Scientific™ Hypersil™ ODS (C18) Javelin™ Guard Columns

Offer convenient, easy-to-use protection for analytical HPLC columns

Stationary Phase C18
13

MilliporeSigma™ Supelco™ Kromasil™ Eternity™ C18 Guard Cartridge

Kromasil™ Eternity™ and Eternity™XT can be used in a wider pH window than regular silica-based HPLC materials, giving more flexibility than ever when running analytical applications or optimizing for large-scale applications.

Pore Size 100 Å
Particle Size 5 μm
Type Guard Cartridge
Phase Reversed Phase
Length (Metric) 10 m
For Use With (Application) HPLC
Product Line Kromasil Eternity
14

MilliporeSigma™ Supelco™ SRT™ SEC-500 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 500 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
15

MilliporeSigma™ Supelco™ SRT™ SEC-1000 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 1000 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