| Answer | Crossword Clue |
|---|---|
| hydroquinols | HYDROQUINOL, a white crystalline soluble phenol used as a photographic developer |
| hydroquinol | a white crystalline soluble phenol used as a photographic developer |
| aminophenol | any of three isomeric forms that are white soluble crystalline solids, used as a dye and as a photograph developer |
| aminophenols | AMINOPHENOL, any of three isomeric forms that are white soluble crystalline solids, used as a dye and as a photograph developer |
| metols | brand name for a colorless, water-soluble salt, C14H20N2O6S, used chiefly as a photographic developer |
| metol | brand name for a colorless, water-soluble salt, C14H20N2O6S, used chiefly as a photographic developer |
