更多tinctorial例句

1. (d) Two series of azo dyes of selenium have been prepared and have been shown to possess a marked tinctorial value.
2. Cochineal and lac-dye have now nearly superseded the use of kermes as a tinctorial substance, in England.
3. The tinctorial value of these plants was known in India and Egypt long before the Christian era.
4. The phthaleïns are all acid compounds possessing more or less tinctorial power.
5. The large quantity of madder consumed for tinctorial purposes is indicative of the value of this dye-stuff.