| Answer | Crossword Clue |
|---|---|
| rosanilin | a reddish-brown derivative of anilin used as a dye |
| rosanilins | ROSANILIN, a reddish-brown derivative of anilin used as a dye |
| hemateins | A reddish-brown crystalline dye obtained from logwood and used as a stain and indicator |
| henna | a reddish-brown dye obtained from leaves of the henna plant and used especially on hair |
| fuchsin | greenish, water-soluble, solid, coal-tar derivative, obtained by the oxidation of a mixture of aniline and the toluidines, that forms deep-red solutions: used chiefly as a dye |
| sard | reddish-brown chalcedony, used as a gem |
| sardius | reddish-brown chalcedony, used as a gem |
| sards | reddish-brown chalcedony, used as a gem |
| hematein | reddish-brown, crystalline, slightly water-soluble solid, C16H12O6, obtained from logwood: used chiefly as a stain in microscopy |
