All About Hair Follicle Drug Tests
A hair drugs test is the most practicle form of doing a drug test. Hair drug tests are used to prove regular substance misusers. The need for a hair drugs test has steadily heightened of late and is widely used and autherised by the UK courts.
A hair drugs test not only verifies the existance of an illegal drug, but it can also presents an a precise record of substance abuse. This assists in differentiating between a one-off user and a unyielding substance abuser.
By obtaining a small tuft of hair collected from the scalp, hair drug testing assesses the number of drug metabolites found inside the hair shaft.
How Does Hair Drug Tests Differ from Other Drugs Tests?
Compared to more traditional varieties of drugs testing (i.e, saliva drug testing), hair drug testing can detect a longer time frame of drug use. With alternative drugs tests, drugs are only detectable for a short period of time.
With hair testing, the only limitation for detecting drug usage is the length of the donor’s hair. Every half inch of head hair in length shows a 30-day history of drug abuse.