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Petroleum Hydrocarbon Standards for SIMDIS Analyses
Understanding the boiling point range distribution of petrochemical products is critical for selection of the proper method to process feed stocks, for process control, for contaminant identification and for development of new test methods.
GC Analysis of Class 3 Residual Solvents on OVI-G43
Butyl methyl ether; Acetic acid; 2-Butanone; Ethyl acetate; Tetrahydrofuran; 1-Butanol; Isopropyl acetate; Heptane; Propyl acetate; 3-Methylbutanol; 4-Methyl-2-pentanone; Isobutyl acetate; Butyl acetate; Dimethyl sulfoxide; Anisole; Cumene
Silylation of Non-Steroidal Anti-Inflammatory Drugs
Results of a study involving the ability few Fluka silylating reagents to form GC-MS-compatible trimethylsilylmethyl derivatives of NSAIDs
Melamine Analysis via GC-MS
Sigma-Aldrich presents an article about the analysis of melamine and related compounds in dog food with the use of more economical gas chromatography-mass spectrometry (GC-MS) instrumentation.
The Use of Derivatization Reagents for GC
The Use of Derivatization Reagents for GC
Exactly Why is Low Bleed Important for Capillary Columns?
Exactly Why is Low Bleed Important for Capillary Columns?
The Derivatization and Analysis of Amino Acids by GC-MS
The Derivatization and Analysis of Amino Acids by GC-MS
Separation of Alcohols and Esters in Spirits using Serially Connected GC Columns
Separation of Alcohols and Esters in Spirits using Serially Connected GC Columns
Resolving by Mass
Resolving by Mass
Principal Component Analysis (PCA) Evaluation of Seven Commercial Ionic Liquid Capillary GC Columns
In order to cover a broad range of possible solute-stationary phase interactions, 95 solutes with varied functional groups were selected to perform stationary phase characterization.
Biodiesel
Learn more about Biodiesel as a renewable, alternative diesel fuel produced from vegetable oils, animal fats, or recycled restaurant grease.
GC Analysis of a 37-Component FAME Mix on Omegawax®
This technical article will discuss GC Analysis of a 37-Component FAME Mix on Omegawax.
GC Analysis of C2-C7 Free Fatty Acids on Nukol™
Separation of Propionic acid; Acetic acid; Heptanoic acid; Isobutyric acid; Valeric acid; Isocaproic acid; Butyric acid; Isovaleric acid
Ionic Liquid GC Column Option for the Analysis of Omega 3 and Omega 6 Fatty Acids
Compared to existing ‘wax’ columns, the SLB-IL60 column offers unique selectivity, some cis/trans resolution, and faster elution for the analysis of omega 3 and omega 6 fatty acid methyl esters.
SPME in the Analysis of Illicit Drugs
SPME is used in the analysis of amphetamine compounds by doing pre-extraction derivatization, and is also used in general determinations of other drugs of abuse.
Analysis of Tetrahydrocannabinol (THC) and Carboxytetrahydrocannabinol (THCCOOH) in Surface Waters by SPME and GC/MS
Analysis of Tetrahydrocannabinol (THC) and Carboxytetrahydrocannabinol (THCCOOH) in Surface Waters by SPME and GC/MS
Selecting the Appropriate SPME Fiber Coating –Effect of Analyte Molecular Weight and Polarity
Selecting the Appropriate SPME Fiber Coating –Effect of Analyte Molecular Weight and Polarity
Resolves Difficult Sample Matrix Problems
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 matrices without altering their structure or composition.
SPME Fiber Performance Tips for Volatiles & Semi-Volatiles
Enhance the extraction capability of Supelco SPME fibers for the collection of volatiles, semi-volatiles and polar compounds. spme
Method Validation for Determination of Chloramphenicol in Urine Using Molecularly Imprinted Polymer (MIP) SPE
The method for determination of low concentrations of chloramphenicol in bovine and porcine urine was developed. Sample cleanup was performed by Molecular Imprinted Polymer (MIP) columns. Confirmatory analyses were conducted using GC/MS-NCI after derivatisation (silylation). The described method was fully...
Analysis of Pesticide Residues in Cannabis Using QuEChERS Extraction and Cleanup Followed by GC/MS/MS Analysis
Compared to conventional PSA/C18/GCB cleanup, cannabis extracts cleaned with the Supel QuE Verde mixture showed lower GC/MS background, and better recoveries for many pesticides.
SupraSolv® GC Solvent Specifications
Our GC solvents have been specially developed and tested for ECD, FID and MS detection or for headspace gas chromatography to ensure accurate, reliable and reproducible analytical results.
Achieve Exceptional Resolution of PAHs, Including Several Isomer Sets Using SLB®-ILPAH Capillary GC Columns
SLB®-ILPAH is a special purpose column based on an ionic liquid stationary phase providing unique selectivity and efficient column dimensions allowing exceptional resolution of PAHs
P-I-A-N-O Standards for Detailed Hydrocarbon Analyses
This is an article concerning P-I-A-N-O standards for detailed hydrocarbon analyses.
Hopane Reference Standards for use as Petrochemical Biomarkers in Oil Field Remediation and Spill Analysis
We provide high-quality, relevant hopane reference standards to be used as biomarkers for petrochemical oil field remediation and spill analysis.
Petroleum Hydrocarbon Standards for SIMDIS Analyses
Understanding the boiling point range distribution of petrochemical products is critical for selection of the proper method to process feed stocks, for process control, for contaminant identification and for development of new test methods.
New cis/trans FAME Standard for Optimising GC System Performance
AOCS and AOAC methods for determining the trans fatty acid composition of foods by gas chromatography require the use of a highly polar cyanosilicone capillary column to provide the best peak resolution attainable of the numerous geometric (cis & trans)...
Milli-Q® IQ 7000 Ultrapure Water System
It's intelligent. It's intuitive. It's designed to make your work as pleasant and comfortable as possible — and to maximize lab productivity. Its breakthrough ergonomic design and powerful purification media ensure consistent production of superior-quality ultrapure water. See how the...
The Utility of Headspace Grade Solvents for the Analysis of Organic Volatile Impurities
The Utility of Headspace Grade Solvents for the Analysis of Organic Volatile Impurities
Residual Solvents from Food Packaging
Residual Solvents from Food Packaging
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