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What is Barberio's test uses which of the following ? and explain in detail?
Ans. is 'a' i.e., Picric acid Barberio's test It is used to diagnose presence of seminal/ spermatic fluid. Procedure : A saturated aqueous or alcoholic solution of picric acid when added to spermatic fluid produces yellow needle - shaped rhombic crystals of spermine picrate. The reaction probably depends on the presence of the prostatic secretion.