In Molisch's test, 1-naphthol dissolved in ethanol, known as Molisch's reagent, is used as reagent for detecting the presence of carbohydrates.
2,4-Dinitrophenylhydrazine, Brady's reagent, used in organic chemical analysis
3,3’,5,5’-Tetramethylbenzidine or TMB is a chromogenic substrate used in staining procedures in immunohistochemistry as well as being a visualising reagent used in enzyme-linked immunosorbent assays (ELISA).
By 1982, volunteer non-remunerated blood donations accounted for 97% of all transfusions, and the "Anti A1" reagent was manufactured for the first time in Sri Lanka using kollu seeds.
Dess–Martin periodinane, a chemical reagent used to oxidize primary alcohols to aldehydes and secondary alcohols to ketones
2,4-Dimethoxybenzaldehyde, a reagent used to specifically quantify phlorotannins
Dithiothreitol, the common name for a small-molecule redox reagent known as Cleland's reagent
Ecarin, the primary reagent in this assay, is derived from the venom of the saw-scaled viper, Echis carinatus.
Cyanide, a highly toxic chemical, has been the most widely used reagent for extracting gold from ore for the past century.
Sven-Olov Lawesson (1926–1988), Swedish chemist known for his popularization of Lawesson's reagent within the chemical community
A commercially available dihydro-1,3-oxazine is a reagent in the Meyers synthesis for aldehydes.
Two uronium types of the coupling additive of Oxyma Pure is also available as COMU or TOTU reagent.
The primary use of this reagent is for detecting secondary amines, such as MDMA and methamphetamine, and is typically used after the mecke or marquis reagents to differentiate between the two mentioned and amphetamine or MDA.
Uranyl zinc acetate is used as a laboratory reagent in the determination of sodium concentrations of solutions using a method of quantitatively precipitating sodium with uranyl zinc acetate and gravimetrically determining the sodium as uranyl zinc sodium acetate, (UO2)2ZnNa(CH3CO2)·9H2O.
There, in collaboration with Otto Folin he co-developed the chemical reactive known as the Folin-Ciocalteu reagent (FCR).