ODL Series: SMT SAM-C18 phase with the lowest functional ligand coverage confirmed with carbon analysis results of 12% carbon load. In these series, the proportional ratio of the functional C18 molecule, mixed with the proprietary spacer molecule, is reduced. The result is a packing material with…

Significant reduction in peak tailing while retaining C18 selectivity Excellent resolution, efficiency and sensitvity Confidence in the accuracy and quality of analytical data 1.9µm particle size columns can be used to improve speed and efficiency Thermo…

SPE Supra-Clean C18 Column, 500 mg/6 mL, Not end-capped

OPTIMA® 17 Capillary columns for GC Features Phenylmethylpolysiloxane (50 % phenyl) · USP G3 Medium polar phase Recommended application: steroids, pesticides, drug analyses Low bleed columns with equal selectivity see OPTIMA® 17 MS Similar phases: OV-17,…

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,…

NUCLEOSIL® is a family of totally porous spherical silicas with a very pure and uniform SiO2 structure Wide acceptance as routine packings for very different fields of chromatography One of the first spherical silicas used in HPLC Developed in the early seventies, it became a…

Mini Spe-ed cartridges contain the wide variety of sorbents found in standard Spe-ed cartridges. The Mini Spe-ed configuration (similar to Sep-PakTM) can be easily used in manual syringe operations or on a vacuum manifold. Mini Spe-ed cartridges have a 1.0mL volume. For silica gel, this is…

Highest-resolution size-based separations for biomolecules Agilent Bio SEC-3 HPLC columns are a breakthrough technology for size exclusion chromatography (SEC). They are packed with spherical, narrowly dispersed 3 µm silica particles coated with a proprietary hydrophilic layer. This thin…

Combine good retention capacity with high recoveries. End-capped to minimize polar interactions. Recommended for strong non-polar analyte extractions. EPA Methods 506,508.1,525.2, 550.1,608,1613B, etc.

A simple, all PTFE septum injector. Allows direct, on-column injection to the center of the filter disc at top of column without stopping the solvent flow through the 1/4"-28 female side thread (with or without helicoil). Locknut design provides leaktight seal without o-rings. You can order the…

Empty Columns for all your Gas Chromatography equipment come in multiple sizes and are able to fit a variety of different systems.

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…

Lichrolut® columns are designed for reliable and rapid solid phase extraction. This is achieved by using strong but reversible interactions between the analyte and the surface of the stationary phase. A variety of surface modifications allow non-polar extractions (Lichrolut® RP18 and RP18e), polar…

midpolarity phase; Crossbond diphenyl dimethyl polysiloxane An Rtx-35 column is a popular confirmation column for pesticides and herbicides in conjunction with an Rtx-5 or Rtx-1701 column. The higher phenyl content causes useful elution order and retention time changes. General-purpose…

Agilent ZORBAX Eclipse XDB columns – C18, C8, Phenyl and CN – provide four bonded phase choices for method development optimization. These columns provide good peak shape over a wide pH range (2-9) for additional method development flexibility with one family of columns. Eclipse XDB…

PSA (Primary Secondary Amine) is a weak anion exchange SPE sorbent used to extract strong acids and polyacidic compounds from aqueous samples. The weak anion exchange sorbent allows analytes to be eluted by eliminating the charge on the sorbent at high pH. The sorbent is supplied in the free base…

These PYREX® chromatography columns have a reservoir at top and a Product Standard 2mm bore PTFE (Polytetrafluorethylene) plug stopcock at the bottom. The top opening will accept a #2 rubber stopper.

Original Hypersil columns from the manufacturer Base deactivated with minimal residual silanol activity Exceptional reproducibility Economical, general purpose columns Thermo Scientific Hypersil BDS 5µm C18 Columns are a good choice for QA/QC labs as a robust general-purpose…

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…

polar phase; Crossbond polyethylene glycol The elution order of polyunsaturated FAMEs on FAMEWAX columns is comparable to that on other Carbowax columns, but baseline resolution is achieved in significantly less time. Application-specific columns for FAMEs, specially tested with a FAME…

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…

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. 100% Dimethylpolysiloxane Identical selectivity to HP-1 Non-polar Low…

Fits permanently onto the outside of semi-rigid tubing Rated for pressures up to 1000 psi (69 bar) Use with flat-bottom 1/4"-28 UNF(M) or M6 ISO(M) fittings Type P system uses a one-piece ferrule with only the inner PTFE sealing face in the fluid path. Select from PTFE/SS or…

Extraction salts are pre-measured and provided in anhydrous packets, so you can conveniently add them after the acetonitrile and improve results Kits available with ceramic homogenizers to facilitate sample homogenization and to break up salt agglomerates more efficiently than shaking by hand;…

Highly deactivated and produced to exacting tolerances to ensure a high degree of reproducibility

Extract hydrophobic or polar organic analytes from aqueous matrices TELOS nonpolar (reversed phase) SPE columns are available in a wide range of sorbents for extraction of hydrophobic and polar analytes. Select columns with endcaps for applications requiring minimal secondary silanol…

High efficiency separations at any pH The Hamilton PRP-C18 is a new HPLC column designed to provide high-efficiency, reversed-phase separations over an extended column life in nearly any mobile phase or pH. The rigid stationary phase has excellent mechanical and thermal stability (>…

Restek chemists became the first to combine the speed of superficially porous particles (also known as SPP or “core-shell” particles) with the resolution of highly selective USLC technology. This new breed of chromatographic column allows you to more easily achieve peak separation and…

High efficiency and proven reproducibility Exceptionally reliable Separation of a wide range of compounds including nonpolar, moderately polar and lipophilic compounds like triglycerides Thermo Scientific Hypersil ODS (C18) Columns…