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Cannabis drug testing describes various drug test methodologies for the use of cannabis in medicine, sport, and law. Cannabis use is highly detectable and can be detected by urinalysis, hair analysis, as well as saliva tests for days or weeks. Unlike alcohol, for which impairment can be reasonably measured using a breathalyser (and confirmed ...
Synthetic cannabinoids reagent testing kits have recently become economical. It is often difficult to determine what is in these products without reagent testing because masking agents, such as tocopherol (or vitamin E acetate that causes vaping-associated pulmonary injury), eugenol, and fatty acids, are added to confound identification.
Methamphetamine (METH) is a potent amphetamine-type stimulant that has high abuse potential and can be smoked, snorted, injected, or taken orally. The drug is high in lipid solubility and can cross the blood-brain barrier more readily than amphetamine due to the addition of an extra methyl group.
Marquis reagent is used as a simple spot-test to presumptively identify alkaloids as well as other compounds. It is composed of a mixture of formaldehyde and concentrated sulfuric acid, which is dripped onto the substance being tested. The United States Department of Justice method for producing the reagent is the addition of 100 mL of ...
A 2000 study by the US NIST [6] examined 12 chemical spot tests and concluded that all the tests examined "may indicate a specific drug or class of drugs is in the sample, but the tests are not always specific for a single drug or [class]". The study also noted that "mace, nutmeg and tea reacted with the modified Duquenois–Levine [test]".
Drug test. MeSH. D015813. A drug test (also often toxicology screen or tox screen) is a technical analysis of a biological specimen, for example urine, hair, blood, breath, sweat, or oral fluid/saliva —to determine the presence or absence of specified parent drugs or their metabolites. Major applications of drug testing include detection of ...
The war on drugs is the policy of a global campaign, [ 6 ] led by the United States federal government, of drug prohibition, military aid, and military intervention, with the aim of reducing the illegal drug trade in the United States. [ 7 ][ 8 ][ 9 ] The initiative includes a set of drug policies that are intended to discourage the production ...
Performance-enhancing substance. Performance-enhancing substances, also known as performance-enhancing drugs (PEDs), [1] are substances that are used to improve any form of activity performance in humans. Many substances, such as anabolic steroids, can be used to improve athletic performance and build muscle, which in most cases is considered ...