Blue color appears in diphenylamine test because of the reaction of nitrates.
diphenylamine binds with the deoxyribose molecule to form a blue complex
Mix 90ml. sulfuric acid with 10ml. water, to this add 0.5gm. diphenylamine
A common test for nitrate ion is with diphenylamine.
When adding diphenylamine to deoxyribose you will get a dark deep purple color. If you react diphenylamine with crude DNA you will get a pink-violet color. DIphenylamine test is quantitative and the darker the color the greater the concentration of DNA in the solution
Diphenylamine is a reagent for DNA.
organic
diphenylamine reagent
DNA
DNA
Adderall will test positive for amphetamine. It is an amphetamine therefore it will test positive for such.
Will test positive for Benzodiazepines