Question ID:
583
A standard is a benchmark used for comparison – something with a known value.
Also called an ethanol standard, gas standard, or calibration standard. Can be either a solution of ethanol in water (wet bath simulator) or a mixture of pressurized gas, usually ethanol in nitrogen (dry gas standard) certified to produce a sample containing a predictable alcohol concentration.
Depending upon the regulations governing your alcohol testing program, you could choose either a WET BATH standard or a DRY GAS standard.
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