Definition of pyrogallol in English:
pyrogallol
noun ˌpʌɪrə(ʊ)ˈɡalɒlˌpīrōˈɡalˌôl
mass nounChemistry A weakly acid crystalline compound chiefly used as a developer in photography. Also called pyrogallic acid.
Alternative name: 1,3,5-trihydroxybenzene; chemical formula: C₆H₃(OH)₃
Example sentencesExamples
- One unit of activity was determined as the amount of enzyme that inhibited the oxidation of pyrogallol by 50%.
- Because of the tanning effect of catechol on emulsion gelatine, it has many of the properties of pyrogallol.
- SOD was assayed by the pyrogallol method of Marklund and Marklund.
- Catechol and pyrogallol may be substituted for hydroquinone, but are not as suitable.