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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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76 – 90 of 3,115 results
76

TSKgel™ Octadecyl-2PW Guard Column, 5 μm Particle Size, Sold by MilliporeSigma™ Supelco™

The highly cross-linked, polymethacrylate base material of TSKgel Octadecyl-2PW provides excellent stability in high pH buffer systems. It can withstand rigorous cleaning with either acid or base.

77

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

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

Pore Size 150Å
Particle Size 5 μm
Carbon Load 5%
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 L10
78

MilliporeSigma™ Supelco™ SUPELCOSIL™ Suplex™ pKb-100 Supelguard Cartridge Kit, 5 μm Particle Size

Suplex™ pKb-100 columns feature the same bonded phase functionality as SUPELCOSIL™ LC-ABZ columns.

79

MilliporeSigma™ Supelco™ SUPELCOSIL™ LC-DP Supelguard Cartridge Kit, 5 μm Particle Size

Contains a diphenyl bonded phase, which gives greater selectivity for aromatic groups compared to alkyl-type bonded phases.

80

MilliporeSigma™ Supelco™ SUPELCOSIL™ ABZ+Plus Supelguard Cartridge Kit, 5 μm Particle Size

Offer both high deactivation and unique selectivity.

Includes 1 cartridge, a stand-alone holder, a piece of tubing, and 2 nuts and ferrules (10 mm i.d guard requires the purchase of 567499-U)
Pore Size 120 Å
Particle Size 5 μm
Type Guard Cartridge Kit
Phase Reversed Phase
Length (Metric) 2 cm
Quantity 1 Kit
For Use With (Application) HPLC
Product Line SUPELCOSIL Supelguard
81

TSKgel™ SW-Type Guard Column, 10 μm Particle Size, Sold by MilliporeSigma™ Supelco™

TSKgel™ Guard Columns are stand-alone and do not require separate holders.

Particle Size 10 μm
Solvents 0-100% Aqueous Soluble Organic Solvents
Stationary Phase Diol
Description Salt Concentration: ≤ 0.5 M
Packing Material Silica Particle Platform
For Use With (Equipment) TSKgel™ G2000SW, G3000SW, and G4000SW Columns
pH 2.5 to 7.5
Technique Size Exclusion (SEC)
Temperature (Metric) Maximum 30°C
Product Line TSKgel
USP Type L20, L59
82

MilliporeSigma™ Supelco™ Ascentis™ C18 Supelguard™ Guard Cartridge, 5 μm Particle Size

Ascentis™ C18 is an extremely stable and reliable HPLC column that gives symmetric peak shape and excellent retention even for difficult compounds.

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
83
Promotions Available

Thermo Scientific™ BetaSil™ C18 Javelin™ Guard Columns

Offer convenient, easy to use protection for analytical HPLC columns

Stationary Phase C18
84

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
85

MilliporeSigma™ Supelco™ SUPELCOSIL™ LC-CN Supelguard Cartridge Kit, 5 μm Particle Size

The LC-CN phase is often used as a substitute for silica because it offers the advantages of a bonded phase (such as quick equilibration, and less sensitivity to small changes of the water content in the mobile phase).

86

MilliporeSigma™ Supelco™ SUPELCOSIL™ LC-Diol Supelguard Cartridge, 5 μm Particle Size

LC-Diol columns can be used to separate proteins by gel filtration chromatography.

87

MilliporeSigma™ Supelco™ SUPELCOSIL™ LC-DP Supelguard Cartridge, 5 μm Particle Size

Contains a diphenyl bonded phase, which gives greater selectivity for aromatic groups compared to alkyl-type bonded phases.

88

MilliporeSigma™ Supelco™ BIOshell™ A400 Protein C4 Guard Cartridge, 3.4 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 400 Å
Particle Size 3.4 μm
Type Fused-Core HPLC Guard Cartridge
Carbon Load 0.4%
Phase Reversed Phase
Length (Metric) 0.5 cm
Endcapped Yes
pH 2 to 9
Quantity 3/Pk.
Material Stainless Steel Hardware (Guard Column)
For Use With (Application) HPLC
Surface Area 15 m2/g
Product Line BIOshell
90

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