was the swab test of the inside of her cheek?
the saliva Alcohol Test must be brought to room temperature prior to opening the pouch
Failure to wait 15 minutes after placing food, drink, or other materials (including smoking) in the mouth before running the test can produce erroneous results due to possible contamination of the saliva by interfering substances.
The saliva Alcohol Test is highly sensitive to the presence of alcohol. Alcohol vapors in the air are sometimes detected by the saliva Alcohol Test. Alcohol vapors are present in many institutions and homes. Alcohol is a component in many household products such as disinfectant, deodorizers, perfumes, and glass cleaners. if the presence of alcohol vapors is suspected, the test should be performed in an area known to be free of vapors.
those cleaning products could be causing her to test positive.
if she uses a vaporizor or vaps, that could be positive.
The following substances may interfere with the saliva Alcohol Test when using samples other than saliva. The named substances do not normally appear in sufficient quantity in saliva to interfere with the test.
A. Agents which enhance color development
• Peroxidases • Strong oxidizers
B. Agents which inhibit color development
• Reducing agents: Ascorbic acid, Tannic acid, Pyrogallol, Mercaptans
and tosylates, oxalic acid, Uric Acid.
• Bilirubin • L-dopa • L-methyldopa • Methampyrone