Design and development of an electrohydraulically actuated gas sampling valve is presented for use in auto engine combustion studies. The valve was developed with particular emphasis on sampling ...

Traditional grab sampling methods require supplementary devices such as electric pumps, batteries, charging devices, calibrators, tubing, connectors, and auxiliary equipment. The collection of whole ...

Advances in sampling and analytical techniques now permit the isotopic analysis of very small amounts of hydrocarbon gases in air that are collected from the circulating mud stream during drilling. A ...

This article outlines guidelines for the testing of high pressure gases utilized in cleanrooms according to the cleanliness limits stated in the FDA cGMP guidelines, the ISO 14644-1 cleanroom ...

Precise natural gas measurements are critical in any environment. This article demonstrates how Raman spectroscopy and chemometric modeling can offer accurate natural gas measurements in any situation ...

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This customized Agilent 7890B Gas Chromatography system is equipped with a gas sampling valve at the inlet which is designed for direct gas sample tests. Two detectors, Thermal Conductivity Detector ...

The ability to detect very low levels of material (known and unknown) in complex mixtures makes the TG-GC-MS a powerful tool for quality control, safety, and product development. Heating a sample on ...