Hair Drug Test: What Is It and How to Pass
In many parts of the world, hair strand drug test has now being used by legal authorities to confirm the abuse of a spouse, and in some other legal proceedings. The test has been used to conclude several cases of paternity issues, likewise many organizations will require that their staffs undergo periodic hair test to ensure that they do not constitute a hazard to the organization and the public at large. Many organizations also use hair strand test for recruitment purposes, and such organizations will have to announce such while putting up vacancies.
Hair strands are the particular lines which hair growth follows, each particular length of hair represent a strand, and it is one of the ways through which drugs are stored in the hair. Hair strand drug test is conducted to check the availability of drugs in the hair as well as measure the extent at which the drugs have been used, it is a test that can actually help predict the duration under which an individual has been using such drugs. This type of test can be used in detecting common drug usage including stimulants, amphetamine, opiates, cocaine and Buprenophine are just some of the drugs that are tested for.
The hair strand specimen is analyzed based on the fact that hair growth is also fed through the blood stream and as the blood circulates to the upper region of the head, hair will also trap in some of the nutrients and components of the blood, and when the drug enters the blood stream, it is broken down into metabolites. One procedure that differentiate a hair strand drug test from the rest is the fact that after the collection of the strand of hair, the metabolite and the parent drugs are first isolated and then tested individually for such drugs, if the initial drug test confirm that the individual is positive to the drugs, then a gas chromatography is performed to confirm it.
It has been observed that many people try as much as possible to avoid hair strands by cutting their hair and for this reasons hair follicle tests are now being used in place of hair strand tests.