Iowa Admin. Code r. 641-12.9 - Confirmatory testing
(1) Reports for
alcohol shall be confirmed by gas chromatography, or a test that is recognized
by the department as an equivalent test before being reported as positive (or
negative).
(2) Reports for drugs or
their metabolites, other than alcohol, shall not be issued in the absence of
confirmation by GC/MS or a scientifically equivalent test approved by the
department.
(3) Complete chain of
custody procedures shall be used for referred samples.
Notes
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