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What (who) is Zwikker reagent - definition
Zwikker reagent
The Zwikker reagent is used as a simple spot-test to presumptively identify barbiturates. It is composed of a mixture of two solutions.
Lucas' reagent
CHEMICAL REAGENT
Lucas reagent
"Lucas' reagent" is a solution of anhydrous zinc chloride in concentrated hydrochloric acid. This solution is used to classify alcohols of low molecular weight.
Kovac's reagent
REAGENT FOR BIOCHEMISTRY
Kovacs reagent
Kovacs reagent is a biochemical reagent consisting of isoamyl alcohol, para-dimethylaminobenzaldehyde (DMAB), and concentrated hydrochloric acid. It is used for the diagnostical indole test, to determine the ability of the organism to split indole from the amino acid tryptophan.
