Simple field test for marijuana
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C. A. Lau-Cam; V. Pizzitola
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Article
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1979
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John Wiley and Sons
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English
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A simple, rapid, sensitive, and specific field test for marijuana and its products is described. The test employs an extracting-eluting ssolvent and an inert adsorbent microcolumn coated with Fast Blue B salt as the reagent. One milligram or less of the suspect material can be tested within 1 min. O