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GC Analysis of Aldehydes (PFBOA Derivatives) in Beer on SLB®-5ms after SPME using a 65 µm PDMS/DVB Fiber

Separation of null

Fraction of cis/trans FAMEs Using Discovery^® Ag-Ion SPE

Fraction of cis/trans FAMEs Using Discovery® Ag-Ion SPE

GC Analysis of Methanol Impurity in Biodiesel on Equity®-1 after SPME using 85 µm Polyacrylate Fiber

GC Analysis of Polynuclear Aromatic Hydrocarbons (PAHs) in Salmon on SPB®-608 after QuEChERS Cleanup using Supel™ QuE Z-Sep, Fast GC Analysis

GC Analysis of Polynuclear Aromatic Hydrocarbons (PAHs) in Salmon on SPB®-608 (20 m x 0.18 mm I.D., 0.18 µm) after QuEChERS Cleanup using Supel™ QuE Z-Sep, Fast GC Analysis

ENVI-Carb Plus for the Extraction of Propylene Glycol and Ethylene Glycol from Water

GC Analysis of Terpenes in Hops (Cascade Variety) on Equity^®-1 after Headspace SPME using 50/30 µM DVB/CAR/PDMS Fiber

-ß-Farnesene; Humulene; γ-Muurolene; γ-Selinene; Geranyl isobutyrate; ß-Selinene; a-Muurolene; a-Selinene; γ-Cadinene; Calamenene; Δ-Cadinene; Caryophyllene oxide; Humulene oxide

Improved Resolution of Benzene, Other Aromatics and Oxygenates in Reformulated Gasoline Using a One-Column Approach

The SLB-ILD3606 column is able to resolve benzene and toluene from oxygenates (alcohols, ketones, ethers) and the aliphatic portion of gasoline.

Convenient Measurement of Water by GC with Watercol™ Series Columns

Watercol™ capillary GC columns contain innovative ionic liquid stationary phases that produce a sharp peak shape for water, allowing the convenient measurement of water by GC.

GC Analysis of Total Petroleum Hydrocarbons (TPH) on SLB®-5ms

Separation of Hexane; Heptane; Octane; Nonane; Decane; Undecane; Dodecane; Tetradecane; Hexadecane; Octadecane; Eicosane; Tetracosane; Octacosane; Dotriacontane; Hexatriacontane; Tetracontane; Tetratetracontane

Determination of Triglycerides and Waxes in Food Products Using Cool On-Column Injection and the MET-Biodiesel Capillary Column

GC Analysis of Lemon Essential Oil on SLB®-5ms (10 m x 0.10 mm I.D., 0.10 µM), Fast GC Analysis

-3,7-Dimethyl-2,6-octadien-1-ol; Neral; Geraniol; Geranial; Undecanal; Citronellyl acetate; Neryl acetate; 3,7-Dimethyl-2,6-octadienyl acetate; 1-Tetradecene; Tetradecane; α-Bisabolol

GC Analysis of Nitrogen and Nitrous Oxide on Carboxen®-1010 PLOT

Protocol for GC Analysis of Nitrogen and Nitrous Oxide on Carboxen®-1010 PLOT

GC Analyses of Free Fatty Acids

GC Analysis of an 8-Component Solvent Mix in Water on Watercol™ 1910

Separation of Acetone; Methylene chloride; Isopropanol; Methanol; Ethanol; n-Propanol; 1,4-Dioxane; n-Butanol; Water

GC Analysis of a 37-Component FAME Mix on Omegawax® (15 m x 0.10 mm I.D., 0.10 μm), Fast GC Analysis

Measuring Flows For Gas Chromatography – Volumetric vs. Mass

When choosing a flowmeter, it is essential to consider the attributes and needs of the application. This article provides information related to measuring GC flow rate by both volume and mass.

GC Analysis of Class 3 Residual Solvents on SUPELCOWAX® 10

Protocol for GC Analysis of Class 3 Residual Solvents on SUPELCOWAX® 10

GC Analysis of Oxygen, Nitrogen, and Carbon Dioxide on Carboxen®-1010 PLOT

US EPA Method TO-17: GC Analysis of Volatiles on VOCOL® after Collection/Desorption using Air Toxics Tube

GC Analysis of Xylene Isomers on SLB®-IL60

GC Analysis of Xylene Isomers on SLB®-IL60 - The cresol (methylphenol) isomers are also precursors to many chemicals. This chromatogram of a mix of aromatic and methylphenol compounds was generated using an SLB-IL60 ionic liquid column. Its interaction mechanisms allow

US EPA Method 8270 (PAH only): GC Analysis of PAHs on SLB®-5ms

GC Analysis of PAHs on SLB®-5ms

GC Analysis of FAMEs in Soybean Oil on SLB-IL111

Review the results of a gas chromatography analysis of FAMEs in soybean oil on SLB-IL111.

GC Analysis of Bacterial Acid Methyl Esters (BAMEs) on Equity®-1

Protocol for GC Analysis of Bacterial Acid Methyl Esters (BAMEs) on Equity®-1

Capillary Column Ferrule Selection and Installation

To provide a leak-tight seal, the ideal gas chromatography (GC) ferrule will accommodate column outside diameter (O.D.) variations, seal with minimum torque, and not stick to the column or fi ttings

Analysis of Alkylphenols and Alkylphenol Ethoxylates Using new 13C-Labeled and Deuterated Internal Standards According to ISO 18857-2

Alkylphenols are starting materials for the synthesis of alkylphenol ethoxylates, which are widely used as non ionic tensides, dispersive agents in paper and leather manufacturing, emulsifiers for pesticide formulations and as auxiliary agents for drilling and flotation.

GC Analysis of an 8-Component Solvent Mix in Water on Watercol™ 1910

Separation of Acetone; Methylene chloride; Isopropanol; Methanol; Ethanol; n-Propanol; 1,4-Dioxane; n-Butanol; Water

Fast GC Analysis of Detailed cis/trans Fatty Acid Methyl Esters (FAMEs) on the 75 m SP™-2560 Capillary Column

GC Analysis of C5-C12 n-Alkanes and BTEX on SUPELCOWAX® 10

This column is based on one of the most widely used polar phases, Carbowax 20M, and is a polar column suitable for analyses of solvents, fatty acid methyl esters (FAMEs), food, flavor and fragrance compounds, alcohols, and aromatics.

US EPA Method 8015 (modified): GC Analysis of Diesel Range Organics (DRO) on SLB®-5ms (20 m x 0.18 mm I.D., 0.18 µm), Fast GC Analysis

Separation of Decane; Dodecane; Tetradecane; Hexadecane; Octadecane; Eicosane; Docosane; Tetracosane; Hexacosane; Octacosane

Choosing the Proper Activated Alumina PLOT Column

The recent addition of Alumina sulfate and Alumina chloride columns to the Supelco family of GC capillary PLOT columns has prompted several customer inquiries on why we offer two alumina chemistries and how to chose between the two. We present