Most people are familiar with the standard urine drug test; however, many people are still unaware that drugs can be detected (and for longer periods of time) through the hair. A typical urine drug screening can detect most common drugs (marijuana, cocaine, methamphetamines, etc) for about 4 days. With hair drug testing, we can find those same drugs but we can trace back use of said drugs up to three months.
The procedure for hair drug testing is as follows; the nurse or medical assistant will select a spot or several spots on the head to make the hair test less noticeable. They will then take a sample from as close to the root of the hair as possible, an inch and a half in length and approximately the width of a magic marker. This length allows a three month time frame for the hair testing.
More and more employers are opting for hair drug testing because it is virtually impossible to mask drug use and the time frame gives a more in depth view of drug use over three months as opposed to just the last week.
Hair drug testing is often used in court as it is well known to be very reliable form of drug testing. No hair dye or other chemicals can affect the hair drug test, in fact, the hair doesn’t even need to be taken from the head, it can be taken from other places on the body like the underarms, legs, and public areas.
Hair drug testing is accurate and thorough, exactly the way that drug tests should be. Call your local walk-in laboratory about hair drug testing today.
Source : http://ping.fm/FxJuv
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