Wednesday, February 1, 2012

Know About Instant Testing Devices for Marijuana Use

Instant testing devices are quiet common among the different testing methods used for marijuana use. The ease of using them made them that popular and enable parents to test their children privately. Since it can be used more conveniently many employers and court systems also use this type of test. In this tests, if the specimen screens positive, then it shows that it needs further confirmation in the testing lab.

The most commonly used test are the dip stick method and the cup with the test strip method. Let us see about these methods in detailed.

Dip Stick Method: This THC urine dipstick test is a one step test that detects THC in urine. The results obtained by this process are for preliminary screening only. The procedure will be quiet simple. The required urine sample is collected and the tip of the test strip will be dipped in to the container containing the sample for 5 or more seconds. The results will be read after 5-10 minutes. If there is no THC in the urine, the result is negative and if there are any, the result is positive. A positive result indicates that it should be confirmed by other laboratory processes.

Cup with the test strip method: In this method a cup with the test strip covered by a peal off sticker will be provided. In some cup tests a portion of the urine will be remained aside for further confirmation at the lab. The procedure will be same in this test also.

These instant devices only gives information whether a substance needs confirmation at the lab or not and will not give any determinations that some one was positive for a banned substance. This is the reason why they are used commonly by parents and employers to get easy results.

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