Superdex 30 Increase resin has the same fractionation range as current Superdex Peptide (for globular proteins, molecular weights between 100 and 7 000). This range makes it suitable for purification of small biomolecules such as peptides and oligosaccharides. Superdex 30 Increase resin has…

SMT manufactures the most reliable silica based octadecyl (C18) column available in the market today. This advanced new column is very stable at a wide pH range and high temperatures. SMT utilizes a proprietary bonding scheme that allows the resulting bonded phases to perform separation of basic,…

Ideal for use with gel filtration, ion exchange, affinity and adsorption media Economical Easy to use Universal fittings and tubing connections Ideal for use with gel filtration, ion exchange, affinity and adsorption media. Polypropylene reservoirs and column outlets are permanently…

Baker Disposable, Pre-Packed Extraction Columns Polypropylene extraction columns prepacked with sorbent Packing is held between two 20 mm polyethylene frits Sorbent weight ranges from 100 to 1000 mg and column reservoir capacity is 1, 3 or 6 mL, as indicated in listings below Capacity can be…

SYNTHWARE general purpose chromatography column with heavy wall design. Supplied with a PTFE stopcock and a top standard taper outer joint. Designed for flash chromatography. Top Joint: ST 24/40. Column packing is supported by glass wool (not supplied). Note: since the chromatography column is…

SYNTHWARE general purpose chromatography column with heavy wall design. Supplied with a PTFE stopcock and a reinforced beaded top. With a coarse porosity fritted glass disc to support column packing. Designed for flash chromatography. The section below the disc is carefully minimized to prevent…

Gravity chromatography column manufactured from medium wall tubing with PTFE stopcock and in-line reservoir for containing liquid buffer Standard Taper joint size 24/40 These columns may be used alone or in combination with 420575-2440 flow control adapter A coarse porosity glass frit…

Columns are for use in general chromatographic work for extraction of components, with special applications in isoenzyme and protein studies, hemoglobin fractionation and desalting. Chromatography columns are precision-molded in 5 ? and 7 ? sizes from premium-grade, chemically inert plastics. …

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…

The GFM Pro Flowmeter is specifically designed for use with gas chromatography (GC) instruments. This versatile product is an electronic device capable of measuring volumetric flow for all types of gases. Real-time measurements can be made for various types of flow paths including continually…

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…

With Speedisk columns, you can choose the column that works best with your sample size and performance requirements. Patented laminar configuration: reduces run time, increases capacity, eliminates filtration and evaporation steps Columns fit into all popular processors and racks …

This column features all borosilicate glass construction with an 85 mL reservoir The glass wool plug and PTFE tubing at the bottom of the column are held securely in place by a BEVEL-SEAL™ connection, facilitating easy cleaning and assembly PTFE BEVEL-SEAL™ stopcock connector is…

The 10x300mm PYREX® column is designed for general chromatographic column separations. The top is tooled for a No. 00 rubber stopper fit. A PTFE (Polytetrafluorethylene) Product Standard stopcock with a No. 2 plug is provided for better column control. Sealed into the column in a coarse porosity…

Molecular sieve packed columns easily separate permanent gases at above-ambient temperatures. Restek’s R&D chemists have developed a process for preparing molecular sieve packings, which results in excellent batch-to-batch reproducibility. In addition, our molecular sieves are…

Thomas Scientific offers a large selection of ferrules made from PTFE, Graphite, Vespel® and Vespel/Graphite composites. Ferrule sizes refer to the size of the fittings into which they fit; they are not the diameter of the ferrule. (For example, 1/16" ferrules are 1/8" diameter.) …

low-polarity phase; Crossbond diphenyl dimethyl polysiloxane The diphenyl dimethyl polysiloxane stationary phase is the most popular GC stationary phase and is used in a wide variety of applications. All residual catalysts and low molecular weight fragments are removed from the Rtx-5 polymer,…

The use of SPE sample preparation can significantly enhance the robustness and reliability of many biological, pharmaceutical, forensic and environmental applications. Thermo Scientific™ HyperSep C18 SPE Cartridges feature a highly retentive alkyl-bonded phase for nonpolar to moderately…

Flow adapters Flow adapters can significantly improve FLEX-COLUMN® performance by protecting the gel bed from disruption during sample loading and by eliminating any dead volume above the gel bed.  Ideal for concentration and pH gradients, reverse flow separations and gravity…

This Vigreux Distillation Column is a replacement part for the 6949M series of PYREX® microchemistry kits.

SYNTHWARE general purpose chromatography column with heavy wall design. Supplied with an integral reservoir, PTFE stopcock and a top standard taper outer joint. Designed for flash chromatography. Column packing is supported by glass wool (not supplied). Top Joint: ST 24/40 Note: since the…

SYNTHWARE general purpose chromatography column with heavy wall design. Supplied with a PTFE stopcock and a top standard taper outer joint. With a coarse porosity fritted glass disc to support column packing. Designed for flash chromatography. The section below the disc is carefully minimized to…

All glass cylindrical TLC developing chambers that will accommodate 25 x 75mm to 50 x 200mm TLC plates. The compact design offers good plate visability and minimal solvent use. Lid has a short length standard taper joint with a ball style handle.

Polyethylene glycol (PEG) Close equivalent to USP Phase G16 High polarity Lower temperature limit of 20°C is lowest of any bonded PEG phase; improves resolution of low boiling point analytes Column-to-column repeatability Bonded and cross-linked Solvent rinsable …

A wide range to cover most applications Variety of materials and temperature limits for all applications For use in Thermo Scientific TRACE and Thermo Scientific FOCUS GCs and instruments from other manufacturers Contaminant-free in individual blister packs Temperature limit: 400°C

Gravity chromatography column manufactured from medium wall tubing with 821000 PTFE stopcock Similar in design to the 420530 series 40-60 micron porosity glass frit at the lower end to act as a support for column packing material Replacement stopcock plug is 821001 Manufactured from 33…

Rx-C18 is recommended for alternate selectivity at low pH relative to Eclipse XDB-C18 and StableBond SB-C18; for higher temperature applications, StableBond is recommended. This column has a higher carbon load than SB-C18 columns (12% vs. 10%) Rx-C18 offers high stability and good peak shape…

GC capillary columns are typically wound on 7 inch cages that fit into standard-sized GCs like the 6890. The 6850 GC has a smaller oven which requires the use of columns wound on a smaller cage diameter. Polyethylene glycol (PEG) Close equivalent to USP Phase G16 High polarity …

The KONTES® DISPOSAFLEX® column is an inexpensive, multi-purpose column designed to satisfy a wide range of analytical separations using aqueous buffers. A typical application of the Disposaflex® column is the extraction of the cyclic nucleotides cAMP and cGMP from sample preparations…

Accucore aQ columns are compatible with with 100% aqueous mobile phases and offer special selectivity for polar analytes. Based on Core Enhanced Technology, Accucore columns provide fast, high-resolution separations - without the elevated backpressures required by sub-2µm particles. Fast…

SYNTHWARE general purpose chromatography column with heavy wall design. Supplied with an integral reservoir, PTFE stopcock and a top standard taper outer joint. With a coarse porosity fritted glass disc to support column packing. Designed for flash chromatography. The section below the disc is…

Columns are for use in drug extractions, HPLC sample preparation, general chromatography applications and other research procedures and may also be used “piggybacked.” Columns measure 3-3/8 ? long and include a medium polyethylene filter matrix support. Large reservoirs and…