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  2. Acid test - Wikipedia

    en.wikipedia.org/wiki/Acid_test

    An acid test is a qualitative chemical or metallurgical assay utilizing acid. Historically, it often involved the use of a robust acid to distinguish gold from base metals . Figuratively, the term represents any definitive test for attributes, such as gauging a person's character or evaluating a product's performance.

  3. Acid Tests - Wikipedia

    en.wikipedia.org/wiki/Acid_Tests

    The name "Acid Test" was coined by Kesey, after the term "acid test" used by gold miners in the 1850s.He began throwing parties at his farm at La Honda, California. [2] The Merry Pranksters were central to organizing the Acid Tests, including Pranksters such as Lee Quarnstrom and Neal Cassady.

  4. 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).

  5. Category:Chemical tests - Wikipedia

    en.wikipedia.org/wiki/Category:Chemical_tests

    In chemistry, a chemical test is qualitative or semi-quantitative procedure designed to prove the existence of a chemical compound or chemical group with the aid of a specific reagent. Subcategories This category has the following 3 subcategories, out of 3 total.

  6. Chemical test - Wikipedia

    en.wikipedia.org/wiki/Chemical_test

    Clinistrips quantitatively test for sugar in urine; The Kastle-Meyer test tests for the presence of hemoglobin; Salicylate testing is a category of drug testing that is focused on detecting salicylates such as acetylsalicylic acid for either biochemical or medical purposes. The Phadebas test tests for the presence of saliva for forensic purposes

  7. Stroop effect - Wikipedia

    en.wikipedia.org/wiki/Stroop_effect

    The effect has been used to create a psychological test (the Stroop test) that is widely used in clinical practice and investigation. [ 1 ] A basic task that demonstrates this effect occurs when there is an incongruent mismatch between the word for a color (e.g., blue , green , or red ) and the font color it is printed in (e.g., the word red ...

  8. Litmus test (politics) - Wikipedia

    en.wikipedia.org/wiki/Litmus_test_(politics)

    The metaphor of a litmus test has been used in American politics since the mid-twentieth century. [1] During United States presidential election campaigns, litmus tests the nominees might use are more fervently discussed when vacancies for the U.S. Supreme Court appear likely. Advocates for various social ideas or policies often wrangle ...

  9. 1-Aminocyclopropane-1-carboxylic acid - Wikipedia

    en.wikipedia.org/wiki/1-aminocyclopropane-1...

    1-Aminocyclopropane-1-carboxylic acid (ACC) is a disubstituted cyclic α-amino acid in which a cyclopropane ring is fused to the C α atom of the amino acid. It is a white solid. It is a white solid. Many cyclopropane-substituted amino acids are known, but this one occurs naturally.