NEW WEBINAR ! Optimization of 1,4-Dioxane and Ethanol Detection

By Ryan Hayes

EST Analytical’s Chief Applications Chemist, Anne Jurek, has just released a brand new webinar detailing the optimization of 1,4-Dioxane and Ethanol Detection. Inside, it outlies a brief summary of EST Analytical, the typical issues involved with Ethanol and Dioxane, expiremental parameters are examined, observations, conclusions, and a Q&A.                                        Click here for access to the…

TN/TS Combustion Analysis that is ASTM Compliant

By Ryan Hayes

Petroleum gases and natural gas are longstanding contributors to the world’s energy needs. Monitoring sulfur and nitrogen compounds in these products is very important, not only to protect expensive catalysts and ensure product quality, but also to protect the environment and human health. The analysis of gaseous sulfur compounds is challenging because they are polar, reactive, and…

New Application Note 6/21/16

By Ryan Hayes

USEPA 524.2 Method Validation Using the Evolution Purge and Trap Concentrator and the Centurion WS Autosampler Abstract : In order to measure low level purgeable volatile organic compounds in water, the United States Environmental Protection Agency (USEPA) developed the 524.2 method. This method requires a 5mL or 25mL purge volume and can be further complicated…

What is Headspace GC ?

By Ryan Hayes

Headspace GC sampling is a rapidly growing separation technique, in which volatile materials are extracted from a sample, and then injected into a gas chromatograph for analysis. Volatile sample components are diffused into the gas phase, which resides above the sample itself in the vial. Headspace GC is used to analyze volatile and semi-volatile organics…