(chemistry) A compound or mixture of compounds used to treat or test materials, samples, other compounds or reactants in a laboratory or sometimes an industrial setting.

plural of reagent

(chemistry) an alkyl or aryl magnesium halide, used in the Grignard reaction to form substituted alcohols; they are formed from alkyl or aryl halides and metallic magnesium

(chemistry) A buffered solution of copper sulphate which changes from blue to red in the presence of a reducing sugar.

(chemistry) α-naphthol (C₁₀H₈OH) dissolved in ethanol (C₂H₅OH). It is used in Molisch's test for the detection of carbohydrates.

plural of affinity reagent

(biochemistry) An antibody, peptide, nucleic acid, or other small molecule that specifically binds to a larger target molecule in order to identify, track, capture, or influence its activity.

(chemistry) Dinitrophenylhydrazine.

plural of Grignard reagent

phenylisothiocyanate