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  2. Cannabis drug testing - Wikipedia

    en.wikipedia.org/wiki/Cannabis_drug_testing

    To administer the test, a user simply has to mix the chemicals with a particle of the suspected substance; if the chemicals turn purple, this indicates the possibility of marijuana. But the color variations can be subtle, and readings can vary by examiner. It was adopted in the 1950s by the United Nations as the preferred test for cannabis ...

  3. Duquenois–Levine reagent - Wikipedia

    en.wikipedia.org/wiki/Duquenois–Levine_reagent

    The test was initially developed in the 1930s by the French medical biochemist Pierre Duquénois (1904–1986) and was adopted in the 1950s by the United Nations as the preferred test for cannabis. The test was originally claimed to be specific to cannabis. After several modifications, it became known as the Duquenois–Levine test.

  4. 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.

  5. Home test kits can detect marijuana in cannabis products ...

    www.aol.com/news/home-test-kits-detect-marijuana...

    Does that product contain an illegal level of THC? This will help you find out.

  6. The Most Important Marijuana Growth Chart You'll Ever See - AOL

    www.aol.com/news/most-important-marijuana-growth...

    A new report sheds light on where cannabis growth will come from in the years that lie ahead.

  7. Cannabis product testing - Wikipedia

    en.wikipedia.org/wiki/Cannabis_product_testing

    In 2015, the first government standards for testing were proposed in Colorado's legislature, when potency and microbial testing became mandatory in the state. [11] [12] [13] Colorado cannabis testing laboratories, such as AgriScience Labs, are regulated by the Colorado Department of Revenue's Marijuana Enforcement Division and the Colorado Department of Public Health and Environment. [14]

  8. Best Autoflower Seeds for High Yields & Increased Potency - AOL

    www.aol.com/best-autoflower-seeds-high-yields...

    24% THC. High levels of myrcene. 8 to 10 weeks flowering time. Beginner-friendly strain. Relaxing and energetic at the same time. With 24% THC, you can expect it to be just as strong as King Kong.

  9. Cannabinoid - Wikipedia

    en.wikipedia.org/wiki/Cannabinoid

    Strains used in medicine are often bred for high CBD content, and strains used for recreational purposes are usually bred for high THC content or for a specific chemical balance. Quantitative analysis of a plant's cannabinoid profile is often determined by gas chromatography (GC), or more reliably by gas chromatography combined with mass ...