Fractionating Column

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Fractionating Column
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  • A compact fractionation unit for distilling small quantities in a vacuum, and for ordinary separation. Column is vacuum jacketed. The indents are positioned to cause the vapor to follow a spiral path. Approximately three theoretical plates at 60mL/hr. Hold up to 1.2mL operating, 0.5mL static.…

  • Microscale Hickman-Hinkle Still Head, Spinning Column. Still head, available with/without side port, is used to carry out simple & fractional distillations. Head has an elongated section below well to accommodate a PTFE spinning band for yields of 6-10 theoretical plates. Still has top 14/10…

  • …Operation Safety comes first! Therefore BUCHI developed and combined numerous state-of-the-art technologies for Pure: Closed fraction collector bay ensures clean air in the lab Leak and pressure sensors for safe operation Remote control reduces exposure to the lab environment…

  • Ballotini main applications include: Chemical plants (where large inert surface areas are required) and for filters eg. fractionating columns Resin filler Shot blasting Burnishing (metal finishing) Gas chromatography.

  • …condenser has 19/22 Standard Taper inner and outer joints, is simple in design and easy to use. Side tubulations are 10mm O.D. Distilling condensers are widely used in the lab, especially for fractionation. This condenser is also a replacement for organic chemistry kit No. 6949E (7177U65).

  • With Standard Taper 24/40 joints Inlet and outlet tubes, 10 mm o.d. are on opposite sides, indentations at lower end of condenser tube support packing when used as fractionating column.

  • A compact fractionation unit for distilling small quantities in a vacuum, and for ordinary separation. Column is vacuum jacketed. Indents are positioned to cause the vapor to follow a spiral path, adding to the efficiency of the unit. Approximately three theoretical plates at 60mL/hr. Hold up to…

  • A high efficiency, low holdup, low pressure drop fractionating column, vacuum jacketed with observation stripe. Suitable for samples as small as 2mL. Center tube is removable for cleaning. Double expansion spiral eliminates choking. Joints are 14/20. A

  • …(SEC) column with a broad fractionation range of Mr 5000 to ~ 250 000 for globular proteins. Includes instruction with guidance and tips to get started quickly. Take the first steps to purity with high-performance ion exchange chromatography columns The Untagged column package…

  • 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 pores, TSKgel G4000SWXL provides the largest exclusion limit and the widest fractionation range. It…

  • …boiling point determination for medium and heavy fractions using GC simulated distillation requires columns and phase polymers that are robust enough to withstand high temperatures without significant degradation. Lowest bleed for longest column lifetime. Reliably meets all ASTM D2887,…

  • Disposable Chromatography Columns

    Evergreen Scientific

    fractionation and desalting. Chromatography columns are precision-molded in 5 ? and 7 ? sizes from premium-grade, chemically inert plastics. Polystyrene columns are glass-clear and appropriate for use with mild acidic (except oxidizing acids) and alkali solutions. Polypropylene columns are…

  • …chromatography systems Selectivity for a wide range of proteins This column is packed with Superose 6 pg resin, which provides good resolution separations of proteins and other biomolecules according to size. The wide fractionation range of the resin enables reproducible and robust separations…

  • Adsorption Columns

    Wilmad-LabGlass - SP Scienceware

    These borosilicate glass indicator adsorption columns are used to determine saturates, nonaromatic olefins and aromatics in petroleum fractions that distill below 315°C as specified in ASTM Method D-1319. The standard flourescent indicator column is drawn to a fine point for retaining silica…

  • …resin is available as two different pre-packed column formats: Superdex 30 Increase 10/300 GL: Tricorn™ 10/300 GL glass column pre-packed with Superdex 30 Increase resin Superdex 30 Increase 3.2/300: Glass column 3.2/300, with Valco fittings for connection to ÄKTA™…

  • Blue Dextran 2000 to determine the void volume in gel filtration columns. Blue Dextran 2000 to determine the void fraction in the column. Blue Dextran 2000 to determine the void fraction in the column.Blue Dextran 2000 to determine the void volume in gel filtration columns.

  • …and protein carrying net positivecharge will not bind and will come out in flow through fraction. There are otherG-Trap™ Ion Exchange Agarose Fast Flow Columns available in 1 ml and 5 ml column volume namely G-Trap™ CM Agarose Fast Flow, G-Trap™ SP Agarose Fast Flow and…

  • …resin and protein carrying net negative charge will not bind and will come out in flow through fraction. There are otherG-Trap™ Ion Exchange Agarose Fast Flow Columns availablein 1 ml and 5 ml column volume namely G-Trap™ SP Agarose Fast Flow , G-Trap™ DEAE Agarose Fast Flow …

  • …and protein carrying net positive charge will not bind and will come out in flow through fraction. There are otherG-Trap™ Ion Exchange Agarose Fast Flow Columns available in 1 ml and 5 ml column volume namely G-Trap™ CM Agarose Fast Flow , G-Trap™ SP AgaroseFast Flow ,and…

  • …protein carrying net negative charge will not bind and will come out in flow through fraction. There are otherG-Trap™ Ion Exchange Agarose Fast Flow Columns available in 1 ml and 5 ml column volume namely G-Trap™ CMAgarose , G-Trap™ DEAE Agarose Fast Flow and G-Trap™…

  • …and transfers to a new buffer in a single step. Excellent recovery and minimum sample dilution Available in prepacked HiTrap Desalting columns for fast and convenient desalting BioProcess medium supported for industrial applications and well-established for desalting and buffer exchange…

  • fractionation range – Mr 10 000–1 500 000 for globular proteins, well suited for antibody purification High capacity columns – preparative separation of proteins in sample volumes up to 5 mL or 13 mL for 16/60 and 26/60 columns, respectively Convenient – prepacked Sephacryl columns

  • …high-resolution media and prepacked columns. Low and high molecular weight ranges from 6500 to 75000 and 43000 to 669000. Each kit contains five proteins that are lyophilized in individual vials. Includes Blue Dextran 2000 to determine the void fraction in the column. Well defined protein…

  • … The solution containing antigen or antibody is passed through the column, which specifically and efficiently captures antibodies (antigen). The captured molecules are eluted from the column as a pure fraction.   In this lab activity, students perform immunoaffinity chromatography…

  • Direct-zol™ DNA/RNA Miniprep Kit

    Zymo Research Corporation

    One Input, One Column : Purify RNA and DNA into separate fractions with just one spin-column, directly from a sample in TRIzol, TRI Reagent® or a similar acid-guanidinium-phenol based reagent. Easy Handling : Bypass chloroform, phase separation and precipitation steps. High-Quality :…

  • …plasmid DNA-containing fraction is loaded onto a pre-equilibrated column. Since the cleared lysate is applied to the column in a low-salt buffer, plasmid DNA binds to the macroporous anion-exchange material in the column. Cellular impurities are eluted from the column with a high-salt wash. Finally,…

  • …plasmid DNA-containing fraction is loaded onto a pre-equilibrated column. Since the cleared lysate is applied to the column in a low-salt buffer, plasmid DNA binds to the macroporous anion-exchange material in the column. Cellular impurities are eluted from the column with a high-salt wash. Finally,…

  • Microscale gas chromatography collection tube for fraction collection followed by transfer of sample to 9590-02, 0.1mL, Conical Vial for storage. 5/5 inner joint on tube allows direct connection to heated exit port of GC column via 9571-40 Stainless Steel Connection- Adapter. Inner joint facilitates…

  • …high-efficiency, narrow-bore columns using Restek’s EZ GC method translator. With a scaled-down column, a properly translated method, and a GC Accelerator kit, you can obtain the same chromatographic separation—often with greater sensitivity—in a fraction of the time without…

  • FOCUS™ Glycoprotein

    G-Biosciences

    …focusing. Features Spin column protocol Uses a high capacity lectin binding resin (10-16mg/ml resin) Elution of glycoproteins within 90 minutes with a set of three rapid elution buffers Applications Fractionation and enrichment of glycoproteins suitable…

  • …on a column of CM-Cellulose using a sodium chloride gradient to elute the elastase. The latter is dialyzed until chloride-free and then lyophilized. During its preparation the elastase is held below a pH of 5.5 for greater than 24 hours. Two times crystallized from the euglobin fraction of porcine…

  • …higher purity and better analysis results. The Superdex 200 Increase 10/300 GL column is a versatile tool in your protein purification toolbox, perfectly suited for e.g., antibodies. The medium has a broad fractionation range that allows separation of a large variety of proteins (Mr 10…

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