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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

TSKgel™ Protein C4-300 Guard Cartridge, Sold by MilliporeSigma™ Supelco™

Addition to the extensive line of Reversed Phase columns from Tosoh Bioscience

Particle Size 3 μm
Flow Rate 1 mL/min
Stationary Phase C4 (butyl)
Matrix Spherical silica
For Use With (Equipment) L26 Per USP
pH 1.5 - 7.5
Technique Reversed phase
Temperature (Metric) Maximum 10°C to 50°C
Surface Area 100 m2/g
2

TSKgel™ GMHHR-H (20) and (30) HT2 Guard Column, 30 μm Particle Size, Sold by MilliporeSigma™ Supelco™

The TSKgel™ mixed bed columns are packed with particles of different pore sizes that are blended to provide an extended linear calibration curve. Mixed bed columns are used when a broad range of polymer molar masses is expected in the sample.

3

MilliporeSigma™ Supelco™ Ascentis™ Express OH5 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.

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
4

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
5

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

A general purpose hydrophobic alkyl phase that is very retentive and gives good peak shape for a wide variety of compounds.

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
6

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

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

7

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

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

9

TSKgel™ SuperMPHZ-M Guard Column, 4 μm Particle Size, Sold by MilliporeSigma™ Supelco™

Tosoh′s innovative multi-pore technology is now also available in 3, 4 and 6 μm TSKgel™ SuperMultiporeHZ Columns and Guard Columns.

10

BIOshell™ IgG 1000 Å Diphenyl, 2.7 μm HPLC Guard Cartridge, Sold by MilliporeSigma™ Supelco™

Liquid chromatography column based on a new wide-pore

Pore Size 1000 Å pore size
Particle Size 2.7 μm
Stationary Phase Bonding phase, Diphenyl (diphenylmethyl)
Matrix Fused-Core™ particle platform
Length (Metric) 0.5 cm
Endcapped Endcapped
For Use With (Equipment) HPLC: Suitable, L11 Per USP
pH 2 to 9
Quantity 3/Pk.
Surface Area 22 m2/g
12

MilliporeSigma™ Supelco™ Proteomix™ SCX-NP10 Strong Cation 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 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
15

Thermo Scientific™ Aquasil™ C18 Guard Cartridges

Available in limited dimensions. Please contact Customer Service for more details.

Pore Size 100Å
Carbon Load 12%
Length (Metric) 10 mm
Endcapped Yes
For Use With (Equipment) Uniguard Direct-connection and Stand Alone Holder
pH 2 to 8
Surface Area 310 m2/g
USP Type L1