Colorado’s DUI Breath Testing – A Brief Description
Colorado’s DUI law, C.R.S. 42-4-1301, authorizes the use of a breath test for a DUI investigator. Colorado uses an Intoxilyzer 5000EN for breath testing in DUI cases. Breath testing has an advantage over blood or urine testing because it’s simpler and does not require urine or blood to be extracted.
The Colorado Department of Public Health and Environment, Laboratory Services Division is responsible for promulgating rules pertaining to testing alcohol and other drugs. The rules are found in 5 CCR 1005-2 which specify testing requirements for a legal breath test.
Breath tests do not truly analyze the person’s blood. The Intoxilyzer 5000EW measures breath, multiplies it by a constant, which, it is assumed, correlates the breath alcohol concentration to one for a blood test.
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