- a colorless, crystalline powder, C6H8N2O⋅2HCl, derived from phenol, used chiefly as a photographic developer.
Origin of amidol
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
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Historical Examples of amidol
With amidol a pure delicate black is easily obtainable, and it is moreover a very simple developer to use.
- trademark a grey to colourless soluble crystalline solid that is used as a photographic developer; 2,4-diaminophenol dihydrochloride. Formula: C 6 H 3 (NH 2) 2 (OH).2HCl
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