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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

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

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

2

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

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

4

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
5

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
6

Thermo Scientific™ GuardGOLD™ Capillary Columns

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

7

MilliporeSigma™ Supelco™ SUPELCOGEL™ H Guard Column, 9 μm Particle Size

SUPELCOGEL™ H Guard Column is used for the protection of SUPELCOGEL™ Ion Exclusion Columns.

10

MilliporeSigma™ Supelco™ Proteomix™ WAX-NP10 Weak Anion Exchange Guard Cartridge and Holder, 10 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 10 μm
Type Anion Exchange HPLC Guard Cartridge and Holder
Phase Anion Exchange
Length (Metric) 1 cm
pH 2.0 to 12.0
Material Stainless Steel
For Use With (Application) HPLC
Product Line Proteomix
11

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.

12

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.

Pore Size 100 Å
Particle Size 5 μm
Type Fused-Core HPLC Guard Cartridge
Phase Reversed Phase
Length (Metric) 2 cm
Endcapped Yes
pH 2 to 8
Quantity 2/Pk.
For Use With (Application) HPLC
Surface Area 450 m2/g
Product Line Ascentis Supelguard
13

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.

Pore Size 120 Å
Particle Size 3 μm
Type Guard Cartridge
Phase Reversed Phase
Length (Metric) 2 cm
Quantity 2/Pk.
For Use With (Application) HPLC
Product Line Discovery Supelguard
14

MilliporeSigma™ Supelco™ Discovery™ BIO Wide Pore C5 Supelguard™ Cartridge Kit, 3 μm Particle Size

Kits include one cartridge, a stand-alone holder, a piece of tubing, and 2 nuts and ferrules.