noun
- A white crystalline organic compound (C₆H₃(OH)₃) derived from gallic acid, used in photography, dyes, and laboratory applications.
Usage: chemistry; technical
Examples
- Pyrogallol was historically used as a developing agent in black-and-white photography.
- The chemist dissolved pyrogallol in water to prepare the solution for the experiment.
- Pyrogallol's reducing properties make it useful in various industrial processes.
- The laboratory stored pyrogallol in a dark container to prevent degradation.