One of the mysteries of the English language finally explained.
A weakly acid crystalline compound chiefly used as a developer in photography.
- ‘One unit of activity was determined as the amount of enzyme that inhibited the oxidation of pyrogallol by 50%.’
- ‘SOD was assayed by the pyrogallol method of Marklund and Marklund.’
- ‘Because of the tanning effect of catechol on emulsion gelatine, it has many of the properties of pyrogallol.’
- ‘Catechol and pyrogallol may be substituted for hydroquinone, but are not as suitable.’
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