All of the columns listed below are constructed of borosilicate glass. Four different fixed bed length configurations are available: Luer Lock, non-jacketed: constructed with fixed polypropylene end caps, polyethylene bed supports, and Luer Lock inlet and outlet fittings. The Luer Lock…

General Description Graphitized Non-Porous Carbon Retention Mechanism: Reversed-phase Sample Matrix Compatibility: Aqueous solutions (drinking, ground, waste water) Surface area: 100m 2 /g; Particle Sz.:120/400 mesh Extreme affinity for organic polar and non-polar…

For use with male luer to male luer

LiChrospher® RP-18 is a reliable and versatile traditionally produced spherical silica gel carrier with C-18 reversed phase properties. It is well suited for the separation of neutral, acidic and weak basic compounds. This  sorbent is packed into a LiChroCART® 250-4 HPLC cartridge. The…

SUPELCOWAX® 10 Capillary GC Column may be used for the analysis of milk fat in order to demonstrate its health benefits. It may also be used for high-resolution separation of polychlorinated biphenyls by comprehensive two-dimensional gas chromatography. Application: This column is based…

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

Each column blank kit includes a precision-bore polished 316 stainless steel column blank, two zero dead volume external reducing unions (internal unions with 10 mm I.D. blanks) with nuts and ferrules for 1/16 in. O.D. tubing, and two 2 μm frits.

eCl@ss: 32110501 SUPELCOSIL LC-DB phases are specially deactivated for basic compounds. These columns provide shorter retention, better peak shape, and higher efficiency for organic bases than can be obtained on other Type A silica reversed-phase columns. Legal Information …

Purospher® STAR RP-18 endcapped is the best choice for HPLC separation of basic, neutral, metal chelating samples or indeed any other format. Its outstanding performance and stability, allows a maximum flexibility in method development. Robust methods can be developed across the entire pH…

General Description SUPELCOSIL LC-18-S columns are designed for reliable separations of deoxyribonucleosides and ribonucleosides. Legal Information SUPELCOSIL is a trademark of Sigma-Aldrich Co. LLC

SUPELCOSIL LC-DB phases are specially deactivated for basic compounds. These columns provide shorter retention, better peak shape, and higher efficiency for organic bases than can be obtained on other Type A silica reversed-phase columns. Legal Information SUPELCOSIL is a trademark of…

EC Number: 276-161-8 eCl@ss 32110501 General Description The amino column is most often employed for the separation of mono- and disaccharides. As a normal-phase application, amino columns are used in the petroleum industry. Legal Information SUPELCOSIL is a trademark of…

Chromolith® RP-18 endcapped HPLC columns combine high throughput and lower matrix sensitivity with an extremely long column lifetime. Thanks to their high-purity silica base, they minimize the negative effects of trace metals. Furthermore, the columns are chemically modified with n-alkyl…

eCl@ss 32110501 General Description SUPELCOSIL LC-PAH columns were designed specifically for analyses of the priority pollutant PAHs listed in US EPA Method 610. 2.1 mm and 3.0 mm columns save solvent and improve sensitivity when sample mass is limited. 3 μm columns provide…

Spherical Carbon Particles (Carbon Molecular Sieve) Composition: bed wt., 400 mg Volume: 1 mL Matrix: Amorphous Carbon Molecular Sieve (CMS) Polymer Carbon or Graphitized Polymer Carbon (GPCs) Pore size: 0.782 mL/g pore volume / 27.2 Å pore size Surface…

Purospher® STAR RP-8 endcapped allows best results and highest flexibility due to its widest pH range up to pH 10.5, best performance and separation highest efficiency. Purospher® STAR RP-8 endcapped is suited very well for the separation of strong hydrophobic compounds and peptides.

eCl@ss 32110501 Features and Benefits Excellent retention and resolution of polar compounds Unique selectivity compared to C18 Excellent peak shape and efficiency Less hydrophobic than C18 columns Compatible with 100% aqueous mobile phases Legal Information …

An economical metal column should be used for less demanding applications where the inertness of glass is not required. This column fits Agilent 5880, 5890, 6890, 7820, and 7890 (configuration A, on-column injection, all detectors except TCD). Application The carrier gas percolates through…

Synonym: SUPELCOSIL™ LC-DP 5UM 25CMX4.6MM HPLC COLUMN eCl@ss 32110501 General Description Contains a diphenyl bonded phase, which gives greater selectivity for aromatic groups compared to alkyl-type bonded phases. Legal Information SUPELCOSIL is a trademark of…

Synonym: Partisil™ HPLC Column eCl@ss 32110501

Application This column is often used for traditional general purpose applications, where a non-polar column is required. Analytes will be separated primarily according to boiling point. USP Code: This column meets USP G1, G2, and G9 requirements. Phase: Bonded …

Legal Information: Kromasil is a registered trademark of EKA Chemicals AB

Purospher® STAR NH2 HPLC columns are amino-bonded high-purity silica columns primarily for carbohydrate analysis. The particular benefits of these columns are the very high separation efficiency and the absence of metallic impurities, giving consistent symmetrical peaks.

eCl@ss 32110501 Legal Information SUPELCOSIL is a trademark of Sigma-Aldrich Co. LLC Supelguard is a trademark of Sigma-Aldrich Co. LLC

eCl@ss 32110501 General Description OPTI-GUARD® sets the standard for low-impact, easy to use pre-column protection. Designed for use with analytical (4.6 mm, 3.0 mm I.D.) and narrow bore (2.1 mm, 1.0 mm) columns, the patented floating stem design automatically adjusts to any…

eCl@ss 32110501 General Description Ascentis Express Guard Columns provide physical (filtration) and chemical protection for costly analytical columns without compromising the very high performance of Ascentis Express columns. These Ascentis Express guard columns are capable of…

General Description Ascentis Express HPLC columns, through the use of Fused-Core® particle technology, can provide you with both the high speed and high efficiencies of sub-2 μm particles while maintaining lower backpressures. The combination of high efficiency and low backpressure…

Widely considered the premium columns for analyzing biopolymers by GFC, TSKgel SW_XL columns feature high pore volume per unit column volume, low sample adsorption and excellent column efficiency, all contributing to unsurpassed sample resolution. With 8μm particles and 450Å…

A phase less hydrophobic than C18. Provides less retention of both polar and non-polar compounds than C18. Use a mobile phase containing 5% less organic modifier for the C8 column than C18. Polar compounds are, relatively, more strongly retained on C8 than C18 columns. SUPELCOSIL is a…

Application: This non-polar general purpose column provides primarily a boiling point elution order with a slight increase in selectivity, especially for aromatic compounds. USP Code: This column meets USP G27 and G36 requirements. Phase: Bonded Poly(5% diphenyl/95%…

Synonym: SP-2560, 100M.20UM.25MM Application This highly polar biscyanopropyl column was specifically designed for detailed separation of geometricpositional (cis/trans) isomers of fatty acid methyl esters (FAMEs). It is extremely effective for FAME isomer applications. USP Code : This…

LiChrospher® RP-18 endcapped is a reliable and versatile traditionally produced spherical silica gel carrier with C-18 endcapped reversed phase properties. It is well suited for the separation of neutral, acidic and weak basic compounds. This sorbent is packed into a LiChroCART® 125-4 HPLC…