Showing results for: air analysis method News
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ASTM D5337 - 11 Standard Practice for Flow Rate for Calibration of Personal Sampling Pumps
Most occupational exposure assessment methods require the use of personal sampling pumps to collect air samples at typical workplace sampling rates, with sampling volumes specified by (a) particular procedure(s). The precision and bias of these methods are directly affected by the precision and bias of the pumps used to measure the air ...
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Ozone Testing Protects People and the Environment
EMSL Analytical provides complete ozone testing services to shield people from unnecessary exposure and to help manufacturers test products and equipment. Ozone consisting of three oxygen atoms and is beneficial in the upper atmosphere due to its ability to protect the planet from harmful radiation. However, tropospheric ozone, also known as low level ozone, is recognized by the World Health ...
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Benzene Levels in Denver Waterway Are 400 Times Drinking Water Standards
The U.S. Environmental Agency (EPA) is trying to prevent benzene-contaminated water in Sand Creek from flowing into South Platte River, a major source of drinking and agricultural water for northeastern Colorado. Benzene is so toxic that even tiny amounts are considered dangerous; therefore, the EPA has set a national standard for the compound’s concentration in drinking water of 5 ...
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Industrial Hygiene Publication Highlights Mycometer’s Surface and Air Sampling Technologies
In the May issue of The Synergist an article entitled, “Beyond LEED – Pre- and Post-Occupancy Evaluations for Buildings”, discusses how a major government defense agency has built hundreds of thousands of feet of space utilizing LEED principles. The article spotlights the agency’s approach to evaluating a new indoor environment before occupancy and six to twelve months ...
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ASTM D7202 - 11 standard test method for determination of beryllium in the workplace using field-based extraction and optical fluorescence detection
Exposure to beryllium can cause a potentially fatal disease, and occupational exposure limits for beryllium in air and on surfaces have been established to reduce exposure risks to potentially affected workers (4, 5). Sampling and analytical methods for beryllium are needed in order to meet the challenges relating to exposure assessment and risk reduction. Field-portable sampling and ...
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