Air blank definition

Air blank means a reading by an EBT of ambient air containing no alcohol.
Air blank means, in evidential breath testing devices (EBTs) using gas chromatography technology, a reading of the device's internal standard. In all other EBTs, a reading of ambient air containing no alcohol.
Air blank means that portion of a breath alcohol test in which the instrument draws in outside air to purge the instrument of the previous sample in the sample chamber.

Examples of Air blank in a sentence

  • Air blank - a reading by an evidentiary breath testing device (EBT) of ambient air containing non alcohol.

  • Air blank - In evidential breath testing devices (EBTs) using gas chromatography technology, a reading of the device's internal standard.

  • Air blank measurements were analyzed at the beginning and end of each run, providing a comparison of instrument drift and recovery of samples from start to finish.


More Definitions of Air blank

Air blank means a reading of 0.00 on an Evidential Breath Testing Devise of ambient air containing no alcohol.

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