The Need for More Rigorous Sampling Requirements in Breath Alcohol Testing

Sampling parameters in breath alcohol testing vary widely from one jurisdiction to the next.

Fair and reliable measurements of breath alcohol concentration are essential when the guilt or innocence of a person is at stake.

But currently, breath alcohol analyzer sampling parameters vary so widely that a person could be under the legal limit in one jurisdiction/instrument and over the legal limit in another.

Take a look at the example below:

Figure 1. An expirogram from a subject blowing into the Minnesota DataMaster DMT.