Chemistry. Any of a range of synthetic dyestuffs in various colours from orange-yellow to black. Chiefly as a modifier, as Sudan dye, Sudan stain…
| 单词 | θ70189 |
| 释义 | the world > matter > chemistry > organic chemistry > organic dyes > [noun] > azo or diazo dyes (3) Sudan1889 Chemistry. Any of a range of synthetic dyestuffs in various colours from orange-yellow to black. Chiefly as a modifier, as Sudan dye, Sudan stain… Subcategories:— converting into compound with two diazo groups (1) — similar compounds (1) |
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