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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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151 – 165 of 2,555 results
151

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
152

MilliporeSigma™ Supelco™ Ascentis™ Express HILIC Guard Cartridge, 5 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 5 μm
Type Fused-Core HPLC Guard Cartridge
Phase HILIC
Length (Metric) 5 mm
Quantity 3/Pk.
For Use With (Application) HPLC
Product Line Ascentis
153

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
154

MilliporeSigma™ Supelco™ Ascentis™ Express C18 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.

155

MilliporeSigma™ Supelco™ Ascentis™ Express Peptide ES-C18 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 160 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
156

MilliporeSigma™ Supelco™ OPTI-GUARD™ C8 1 mm Guard Column

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

157

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

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

158

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

A typical mobile phase used with normal-phase silica columns consists of a hydrocarbon solvent such as hexane or heptane, mixed with a relatively small percentage of more polar solvent.

160

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
161

MilliporeSigma™ Supelco™ SUPELCOSIL™ LC-NH2 Supelguard Cartridge, 5 μm Particle Size

SUPELCOSIL™ LC-NH2 Supelguard™ Cartridges contain a SUPELCOSIL™ packing, in a 2 cm stainless steel body, enclosed by polyether ether ketone (PEEK) encapsulated stainless steel frits (2 μm porosity).

Pore Size 120 Å
Particle Size 5 μm
Type Guard Cartridge
Phase Reversed Phase
Length (Metric) 2 cm
Quantity 2/Pk.
For Use With (Application) HPLC
Product Line SUPELCOSIL Supelguard
162

MilliporeSigma™ Supelco™ SUPELCOSIL™ LC-18-DB Supelguard Cartridge Kit, 5 μm Particle Size

SUPELCOSIL™ LC-18-DB Supelguard™ Cartridges contain a SUPELCOSIL™ packing, in a 2 cm stainless steel body, enclosed by polyether ether ketone (PEEK) encapsulated stainless steel frits.

163

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.

164

MilliporeSigma™ Supelco™ Ascentis™ Express OH5 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
165
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Thermo Scientific™ Hypersil™ ODS (C18) Javelin™ Guard Columns

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

Stationary Phase C18