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  2. Drug test - Wikipedia

    en.wikipedia.org/wiki/Drug_test

    Urine drug test kits are available as on-site tests, or laboratory analysis. Urinalysis is the most common test type and used by federally mandated drug testing programs and is considered the Gold Standard of drug testing. Urine based tests have been upheld in most courts for more than 30 years.

  3. *This* Is The Best Time Of Day To Take A Pregnancy Test For ...

    www.aol.com/best-time-day-pregnancy-test...

    “The most accurate test is a blood test, ... a standard drug store test has just as reliable. This option from Walgreens is easy on the wallet and simple to use. You can get results as early as ...

  4. Reagent testing - Wikipedia

    en.wikipedia.org/wiki/Reagent_testing

    Reagent testing is one of the processes used to identify substances contained within a pill, usually illicit substances. With the increased prevalence of drugs being available in their pure forms, the terms "drug checking" or "pill testing" [1] may also be used, although these terms usually refer to testing with a wider variety of techniques covered by drug checking.

  5. Marquis reagent - Wikipedia

    en.wikipedia.org/wiki/Marquis_reagent

    The above photo shows the positive results of the number 2 Marquis reagent presumptive drug test when used with a sample of opium. It is the primary presumptive test used in Ecstasy reagent testing kits. It can also be used to test for such substances as opiates (e.g. codeine, heroin), and phenethylamines (e.g. 2C-B, mescaline).

  6. Mecke reagent - Wikipedia

    en.wikipedia.org/wiki/Mecke_reagent

    The Mecke reagent is used as a simple spot-test to presumptively identify alkaloids as well as other compounds. It is composed of a mixture of selenous acid and concentrated sulfuric acid, [1] which is dripped onto the substance being tested.

  7. Walgreens halts genetic test sales on FDA concerns - AOL

    www.aol.com/2010/05/13/walgreens-halts-genetic...

    Earlier this week, Walgreens announced with great fanfare that it was selling a controversial over-the-counter genetics test. The drug store chain quickly changed its mind after the Food and Drug ...