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12 matches found for purge_and_trap

Small Molecule Workflow

When analysing small molecules the overarching need is to maximize sensitivity without compromising reproducibility and laboratory throughput. We have developed unique tools to maximize speed and selectivity throughout the entire workflow. To support the diverse techniques required such as GC, spect...

ATIS™ Adsorbent Tube Injector System

ATIS™ Adsorbent Tube Injector System Thermal Extraction Glassware Purge and Trap/Humidifier Module for the ATIS ATIS™ Adsorbent Tube Injector System (ordering information) back to top The Supelco ATIS is a sample preparation device for adsorbent tubes. The Adsorbent Tube Injector System employs the ...

Sample Preparation & Purification in Analytical Chemistry & Chromatography

Our sample preparation and purification portfolio includes products for solid phase extraction (SPE), solid phase microextraction (SPME), air monitoring, sample decomposition, purge and trap techniques and flash chromatography and LPLC. Our comprehensive range features products for clinical, pharmac...

New Lab Start-Up Product Savings

Sigma-Aldrich New Lab Start-Up Program – Product Savings With the Sigma-Aldrich New Lab Start Up Program, you will receive: Savings on Essential Life Science Products Cell Culture Discounts (up to) Liquid Media* 50%* Powdered Media 20% Antibiotics 15% Growth Factors 10% Reagents 20% PCR Reagents Dis...

Supelco GC Learning Center

The GC experts at Supelco have assembled their top technical content in one convenient location. This includes column selection criteria and chromatogram search tools, plus other relevant information to help you get the most from your system. On this page: Column Selection, Chromatograms, Presentati...

Supel-Select HLB Solid Phase Extraction

Michael Monko michael.monko@sial.com Supelco Supel™-Select HLB SPE is a hydrophilic modified styrenebased polymer developed for the solid phase extraction of a broad range of compounds from aqueous samples. The polymer is available in standard SPE cartridge format as well as 96-well plates. The rete...

Sample Prep Resolves Difficult Sample Matrix Problems

Also on this page: Extraction of Flavor Components from Orange Juice Extraction of Sulfur Compounds from Saliva References In the flavor and fragrance industry, analytical chemists are often required to isolate key ingredients, off-flavor components, or trace organic compounds from their sample matr...

DRO, EPH, ETPH, GRO, PRO, PVOC, STARS, TPH, VPH? Help, I’m Trapped in Alphabet Soup!

• • Download PDF • mike.buchanan@sial.com The analysis of samples resulting from fuel and oil spills is different from the analyses routinely performed by either a petroleum or an environmental testing laboratory. • Many petroleum methods require identification and quantitation using pattern recogni...

Capabilities of the Adsorbent Tube Injector System (ATIS)

Introduction The Adsorbent Tube Injector System (ATIS) was developed at Supelco by R&D Scientists, as a tool to assist in our comprehensive adsorbent research for thermal desorption tubes. The ATIS provides an efficient means of transferring calibration standards in either the gas or liquid phase on...

Fast GC Analyses of Volatiles

Related Articles • SPME Method for 4-methyl-1-cyclohexanemethanol (MCHM) and propylene glycol phenyl ether (PPH) in Water Michael D. Buchanan mike.buchanan@sial.com The primary aim of Fast GC is to maintain (compared to conventional GC) sufficient resolving power in a shorter time. Basically, Fast G...

Helpful Guides

Air Monitoring Chemical Standards Gas Chromatography Gas Management HPLC and LPLC Purge and Trap Solid Phase Extraction Solid Phase Microextraction Download PDF Product Name Subject PDF file size No. of Pages Air Monitoring t110873 Bulletin 873 Thermal Desorption Applications Guide for Model 890/891...

Sampling Technique for Qualitative Volatile Headspace Outgassing from Solid Matrices

Introduction Volatile compounds in solid samples have always presented a challenge for the chromatographer to analyze. The common approach of testing by static headspace is limited by the compound concentration and sample volume. Selective solvent extraction is another common sample preparation tech...