The IDS Forensic website has posted the toxicology lab procedures from the NC Office of the Chief Medical Examiner here. Attorneys who would like to learn more about the procedures that the OCME toxicology lab uses to test evidence can read through the procedures. For casework, attorneys should obtain the lab procedures that were in …
Toxicology
Gas Chromatography-Mass Spectrometer (GC/MS): In Scientific Evidence, Even ‘Gold Standard’ Techniques Have Limitations
by Joanna Gin and Edward Imwinkelreid. UC Davis Legal Studies Research Paper, available for free download. Like nuclear DNA testing, GC/MS analysis has important limitations. Courts should not assume it is a nearly infallible technique. When GC/MS is used in drug testing, the court must inquire as to the mode of analysis: full scan, selective …
The Pot Breathalyzer Is Here. Maybe
KFOX14 Investigates: Blood tests compromised at DPS crime lab, under investigation (TX)
Investigation: DPS analyst falsified El Paso DWI blood tests but not intentionally (TX)
Researchers say a breathalyzer has flaws, casting doubt on countless convictions
Houston in the Blind
Blind studies and procedures are the gold standard of evaluating the quality and reliability of scientific results. Unfortunately, this has long been lacking in forensic science. Fortunately, strides are being made to introduce blind testing to forensics, most notably in the Houston Forensic Science Center (HFSC). Currently, forensic scientists are tested periodically on their knowledge …
Botched Calibration Could Invalidate Thousands of NJ Breath Tests, Justices Told
Houston DWI Cases Being Reviewed Because of Analyst’s History of 0 Testimony (TX)
For police, catching stoned drivers isn’t so easy (CA)
Flawed drug tests used to remove scores of Canadian children from their parents, report finds
Appeals Court Says Tennessee’s $250 DUI Fee Unconstitutional
DWI Detection and Standardized Field Sobriety Testing (SFST): Participant Manual
How Much Pot Is In That Brownie? Wyoming Moves To Toughen Edible Marijuana Laws
SOP401 Acetaminophen Quantification by LC MS MS
OCME SOP Acetaminophen Quantification by LC MS MS