Determination of alcohol in breath for law enforcement.
نویسنده
چکیده
منابع مشابه
Measuring Alcohol in Blood and Breath for Forensic Purposes - A Historical Review.
This review concerns important events and trends in the evolution of chemical tests for alcohol intoxication on two continents; Europe and North America. In particular, the pioneer workers in this field and their major contributions to forensic alcohol analysis are emphasized. Quantitative methods for the determination of alcohol in blood, breath, and urine appeared early in the twentieth centu...
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We give a r#{233}sum#{233} of “chemical testing” for alcohol in the United States in connection with traffic-law enforcement. Recent procedural and instrumental developments are briefly reviewed. Various factors involved in discrepancies between the results of analyses of near-simultaneous venous blood and breath specimens from the same subject are examined. Because the causes of these discrepa...
متن کاملMedicolegal Alcohol Determination - Blood- or Breath-Alcohol Concentration?
Measuring the concentration of alcohol in body fluids represents a large part of the workload at forensic science and toxicology laboratories. In traffic-law enforcement, breath-alcohol testing is used worldwide for roadside screening and for evidential purposes. Many jurisdictions have adopted per se laws which make it a crime to drive with a blood- or breath-alcohol concentration above a pres...
متن کاملAccuracy and precision of breath-alcohol measurements for a random subject in the postabsorptive state.
The accuracy of estimates of blood-alcohol concentration based on measurements of breath-alcohol concentration in a randomly selected subject by a random quantitative evidential breath-alcohol analyzer is evaluated with respect to the breath analyzer itself, its calibration, and the biological variables of the subject being tested. There are no suitable experimental data for rigorous determinat...
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ورودعنوان ژورنال:
- Journal of chemical education
دوره 51 10 شماره
صفحات -
تاریخ انتشار 1974