Gas chromatography is widely used for monitoring chemical reactions, industrial processes, and volatile compounds, but conventional systems are bulky, costly, and energy intensive. Microscale gas ...

There are numerous approaches that can be used during an environmental investigation to evaluate subsurface conditions. These can vary based on the media requiring investigation and the ultimate ...

DENVER — Colorado oil and natural gas regulators on Monday approved rules making the state the first to require energy companies to do groundwater sampling both before and after they drill. The ...

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 ...

A preliminary phase in cleaning up century-old pollution at a former manufactured gas plant in Napa started up this month. The California Department of Toxic Substances Control is overseeing soil gas ...

The MultiGard gas sampling system uses a common set of analyzers for up to 32 locations. This low-maintenance fixed system detects carbon monoxide, NO2, O2, and refrigerant gases, and delivers the ...

OSHA issues citations and penalties if businesses violate permissible exposure limits (PEL). PELs are legal limits designed to control employee exposure to hazardous substances in an eight-hour period ...

The NMS010 micro diaphragm gas-sampling pump transfers, evacuates, or compresses gases for portable monitors, medical, and other gas-sampling instruments applications. The NMS010 micro diaphragm ...

Revision of Chapter 14.1 of the API Manual of Petroleum Measurement Standards (MPMS) was published in June 2001. This revision is the result of 7 years of an extensive natural gas sampling methods ...

Maritime industry technology specialists Martek Marine say it is setting the bar high when it comes to offshore gas safety. The company has developed a first-of-its-kind gas sampling system for a new ...

DENVER (AP) - Colorado oil and natural gas regulators on Monday approved rules making the state the first to require energy companies to do groundwater sampling both before and after they drill. The ...