netherlands plant extract promotes human health factory
2020-1-29u2002·u2002A solution of plant extract was placed into test tube followed by 2mL of 1% gelatin solution and shaken. Appearance of white precipitate indicates the presence of phenols.[3,19,20,21] (d) Mayer's reagent test (potassium mercuric iodide test). To a solution of plant extract, 1mL of Mayer's reagent was added in an acidic ...
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