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  • Partisil™ Si HPLC Column

    Sigma-Aldrich

    Synonym: Partisil™ HPLC Column eCl@ss 32110501

  • Ascentis® Express C18, 2.7 Micron HPLC Column 2.7 µm particle size, L × I.D. 7.5…

    Sigma-Aldrich

    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…

  • Ascentis® ES-Cyano HPLC Column 5 µm particle size, L × I.D. 15 cm × 4.6 mm

    Sigma-Aldrich

    Features and Benefits Enhanced stability at low pH Operates in reversed-phase, HILIC, and normal phase modes of chromatography Low MS bleed 100% aqueous compatible Available as 3 μm and 5 μm particles Particle composition: Type B silica gel Particle shape: Spherical…

  • SUPELCOSIL™ LC-18 HPLC Column

    Sigma-Aldrich

    eCl@ss 32110501 General Description A general purpose hydrophobic alkyl phase that is very retentive and gives good peak shape for a wide variety of compounds. Legal Information SUPELCOSIL is a trademark of Sigma-Aldrich Co. LLC

  • Discovery® RP-AmideC16 HPLC Column 5 µm particle size, L × I.D. 25 cm × 4.6 mm

    Sigma-Aldrich

    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 …

  • SUPELCOSIL™ LC-SCX HPLC Column

    Sigma-Aldrich

    Synonym: SCX column eCl@ss 32110501 General Description The LC-SCX cation-exchange columns have strongly acidic propylsulfonic acid groups and are used for separating cations. Adjust pH, ionic strength, and organic modifier concentration to control retention and selectivity. …

  • Discovery® C8 HPLC Column

    Sigma-Aldrich

    eCl@ss: 32110501 Features and Benefits Excellent reproducibility Faster separation of strongly hydrophobic analytes than C18 columns Stable, low-bleed LC-MS separations Exceptional peak shapes for basic and acidic compounds Compatible with low organic/highly aqueous…

  • SUPELCOSIL™ LC-NH2 HPLC Column

    Sigma-Aldrich

    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…

  • TSKgel® G4000SWXL HPLC Column

    Sigma-Aldrich

    Widely considered the premium columns for analyzing biopolymers by GFC, TSKgel SWXL 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…

  • Ascentis® Si HPLC Column

    Sigma-Aldrich

    General Description The Ascentis family of columns is the fourth generation of HPLC column technology from Supelco scientists. Ascentis columns are bonded on high purity, 100 Angstrom silica including 3, 5, and 10 micron particle size. Columns are designed for small molecule applications and are…

  • SUPELCOSIL™ LC-ABZ HPLC Column

    Sigma-Aldrich

    EC Number: 231-545-4 eCl@ss: 32110501 Features and Benefits For acids, bases, zwitterions Increased polar retention relative to standard reversed-phases Unique selectivity Silanol deactivation Peak shape, efficiency, and retention are comparable to C8 phases for…

  • Discovery® Zr-SAX HPLC Column

    Sigma-Aldrich

    eCl@ss 32110501 Features and Benefits Efficient strong anion-exchanger useful for inorganic and organic anions. Stable from pH 1-12. Ideal for the separation of water-soluble vitamins. Useful for the separation of bio-molecules such as nucleotides, nucleosides,…

  • Ascentis® Express C18, 5 Micron HPLC Column

    Sigma-Aldrich

    eCl@ss 32110501 General Description Ascentis® Express 5 μm C18 is a high-speed, high-performance liquid chromatography column based on the highly efficient Fused-Core® particle design. The Fused-Core® particle provides a thin porous shell of high-purity silica surrounding…

  • SUPELCOSIL™ LC-18-DB HPLC Column 5 µm particle size, L × I.D. 25 cm × 4.6 mm

    Sigma-Aldrich

    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 …

  • Supeltex® M-2A Packed Column Ferrule, 1/4 in. Column O.D.

    Sigma-Aldrich

    I.D. 1/4 in., 1/4 in. O.D. Column Characteristics: Seals at 1/4 turn past fingertight. High reusability. Won't stick to metal or glass. Material Composition: DuPont VESPEL SP-21 (85% polyimide, 15% graphite) Maximum Temperature: 400 °C Legal Information Supeltex is a registered…

  • Supeltex® M-2A Capillary Ferrule, General Purpose

    Sigma-Aldrich

    I.D. 0.4 mm, 0.10-0.25 mm Column I.D. Characteristics: Seals at 1/4 turn past fingertight. High reusability. Won't stick to metal or glass. Material Composition: DuPont VESPEL SP-21 (85% polyimide, 15% graphite) Maximum Temperature: 400 °C Legal Information Supeltex is a…

  • SUPELCOSIL™ LC-SCX Supelguard™ Cartridge

    Sigma-Aldrich

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

  • TSKgel® SW Type Guard Column phase diol, L × I.D. 7.5 cm × 7.5 mm, 10 µm…

    Sigma-Aldrich

    Synonym: TSKgel® Size Exclusion (SW-Type) HPLC Guard Column General Description Guard Column for 7.5mmID TSKgel G2000SW, G3000SW and G4000SW columns TSKgel Guard Columns are stand-alone and do not require separate holders. Physical Form Shipped in 0.05% NaN3 and 0.1 mol/L…

  • SUPELCOSIL™ LC-8 HPLC Columns

    Sigma-Aldrich

    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…

  • Kromasil® C18 HPLC Columns

    Sigma-Aldrich

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

  • SUPELCOSIL™ LC-DP HPLC Column 5 µm particle size, L × I.D. 25 cm × 4.6 mm

    Sigma-Aldrich

    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…

  • OPTI-GUARD® 1mm Guard Column

    Sigma-Aldrich

    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…

  • SUPELCOSIL™ LC-PAH HPLC Column 5 µm particle size, L × I.D. 15 cm × 4.6 mm

    Sigma-Aldrich

    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…

  • Discovery® BIO Wide Pore C5 HPLC Column

    Sigma-Aldrich

    eCl@ss 32110501 General Description Discovery BIO Wide Pore C5 was designed for the efficient and reliable separation of proteins and peptides, especially hydrophobic peptides, by RP- HPLC. Long-chain phases, like C8 or C18, are often too hydrophobic for proteins and can cause excessively…

  • TSKgel® G2000SW HPLC Column phase diol, L × I.D. 30 cm × 7.5 mm, 10 µm particle…

    Sigma-Aldrich

    Synonym: TSKgel® Size Exclusion (SW-Type) HPLC Column Physical form 20S isomer General description As the first generation of silica-based SEC columns, TSKgel G2000SW provides excellent separation of peptides and proteins with molecular weights up to 100,000 Da.TSKgel…

  • Ascentis® Express C18, 5 Micron HPLC Column 5 µm particle size, L × I.D. 3 cm ×…

    Sigma-Aldrich

    Ascentis® Express 5 µm C18 is a high-speed, high-performance liquid chromatography column based on the highly efficient Fused-Core® particle design. The Fused-Core® particle provides a thin porous shell of high-purity silica surrounding a solid silica core. This particle design exhibits very high…

  • Ascentis® Express ES-Cyano, 5 Micron Guard Cartridge

    Sigma-Aldrich

    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…

  • Column Blank Kit for HPLC

    Sigma-Aldrich

    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.

  • SUPELCOSIL™ LC-18-S HPLC Column 5 µm particle size, L × I.D. 25 cm × 4.6 mm

    Sigma-Aldrich

    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

  • Ascentis® Express C18, 5 Micron Guard Cartridge

    Sigma-Aldrich

    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…

  • SUPELCOSIL™ LC-NH2 Supelguard™ Cartridge

    Sigma-Aldrich

    eCl@ss 32110501 Footnote Kit includes one cartridge, a stand-alone holder, a piece of tubing, and 2 nuts and ferrules. Legal Information SUPELCOSIL is a trademark of Sigma-Aldrich Co. LLC Supelguard is a trademark of Sigma-Aldrich Co. LLC

  • Discovery® Cyano HPLC Column

    Sigma-Aldrich

    eCl@ss: 32110501 Features and Benefits Low hydrophobicity for rapid elution of hydrophobic analytes Excellent peak shape and retention of strongly basic analytes Retention of polar analytes Unique selectivity Significantly less retention than C18 (typically requires…

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