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For example, a breathalyzer measurement of 0.10 mg/L of breath alcohol characterises approximately 0.0001×2251 g/L, or 0.2251 g/L of arterial blood alcohol concentration (equivalent to 0.2251 permille or 0.02251% BAC). [16] The ratio of venous blood alcohol content to breath alcohol content may vary significantly, from 1300:1 to 3100:1.
This version was a more compact, and easier to operate breath test machine, which produced reliable results concerning blood alcohol content. [2] A revolutionary invention that aided the ability of traffic enforcement officials’ to identify and prosecute drivers under the influence of alcohol.
Spray (sweat) drug test kits are non-invasive. It is a simple process to collect the required specimen, no bathroom is needed, no laboratory is required for analysis, and the tests themselves are difficult to manipulate and relatively tamper-resistant. The detection window is long and can detect recent drug use within several hours.
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A big challenge to testing employees for marijuana was the lack of a test that could detect recent usage. More available drug tests using urine, saliva and hair can detect THC in the body for ...
Breath gas analysis is a method for gaining information on the clinical state of an individual by monitoring volatile organic compounds (VOCs) present in the exhaled breath. Exhaled breath is naturally produced by the human body through expiration and therefore can be collected in non-invasively and in an unlimited way. [1]
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