Drug Identification | Georgia Bureau of Investigation Division of ...
The primary function of the Drug Identification Section is to analyze chemical compounds and determine if possession of these compounds is in violation of federal and state drug laws.
The myth of specific identification of Marijuana in criminal court …
Jan 17, 2012 · What the analyst is looking for is two distinct morphological features. They are looking for microscopic “hairs” on the unknown. These are cystolithic hairs and glandular hairs. Cystolithic hairs are often likened to like little bear claws in their appearance. photomicrographs of cystolithic hairs. The second type of hair is called a ...
Hair Analysis | Georgia Bureau of Investigation Division of …
Hair can be transferred from pubic area to pubic area during sexual assaults, or it can be forcibly removed during a vicious struggle. With a microscope and strict scrutiny, a hair can reveal details about its origin. Examination can reveal whether the hair is animal or human.
Forensic Aspects of Cystolith Hairs of Cannabis and Other Plants
Feb 1, 2020 · Cystolith hairs, important criteria for the identification of marihuana leaf fragments, occur among several dicotyledonous families, notably the Moraceae, Boraginaceae, Loasaceae, Ulmaceae, and Caimabinaceae.
Toxicology - Georgia Bureau of Investigation Division of …
Hair: Collect two bundles of head hair ¼ inch in diameter (approximate thickness of pencil) and maximum length possible (cut close to scalp), tie off with a string or a rubber band and label the root end. If victim is deceased, remove roots with the hair. NOTE: It is better to collect too much of a sample rather than too little.
Georgia Bureau of Investigation
The Georgia Bureau of Investigation (GBI) is an independent, statewide agency that supports the state's criminal justice system in the areas of criminal investigations, forensic laboratory services and computerized criminal justice information.
Marijuana Identification: A Test for Calcium in Cystolithic Hairs
Aug 4, 2021 · The identification of marijuana (Cannabis sativa) is a routine analysis in many forensic laboratories. An important part of this analysis is the identification of trichomes, commonly called cystolithic hairs, on plant particles.
Marijuana Identification: A Test for Calcium in Cystolithic Hairs
May 1, 2001 · A required step in the identification of marijuana is the microscopical characterization of the cystoiithic hairs present on the leaf fragments.
A required step in the identifi-cation of marijuana is the microscopical characterization of the cystoiithic hairs present on the leaf fragments. Two major types of cystolithic hairs are found on the mari-juana leaf.
Species Identification of Cannabis Sativa Using Real-Time …
Mar 1, 2013 · Material is typically identified based on the cystolithic hairs on the leaves and with chemical tests to identify of the presence of cannabinoids. Suspect seeds are germinated into a viable plant so that morphological and chemical tests can be conducted.
- Some results have been removed