| 单词 | chemic blue |
| 释义 | > as lemmaschemic blue 4. More fully chemic blue. A dye consisting of a solution of indigo in sulphuric acid; (also) the dark greenish-blue colour produced by this dye. Also called Saxony blue. Now historical and rare. ΘΚΠ the world > matter > colour > named colours > blue or blueness > blue colouring matter > [noun] > dyes and dyestuffs > other dyes stone-blue1675 starch blue1742 Saxon blue1753 fig-blue1786 chemic1792 Turkey blue1815 Paris blue1835 Saxony blue1857 soluble blue1879 methylene blue1882 indoin1884 phenylene blue1884 indamine1888 Nile blue1888 gallamine blue1889 neutral blue1889 chrome-blue1892 toluidine blue1898 indanthrene1901 Saxe blue1905 trypan blue1911 mandarin blue1912 1792 C. O'Brien Callico Printers' Assistant II. Of colour-making Lime water when used to bring up the colour, whether bright green, buff, chemick blue, &c. produces the effect by decomposing the mixture applied to the cloth. 1817 W. Tucker Family Dyer & Scourer i. 7 There are some blues on silk, of a very light shade, that are dyed with chymic blue. 1817 W. Tucker Family Dyer & Scourer ii. 35 Chymic for light blues, and greens on silk or woollen. 1851 Official Catal. Great Exhib. (Corrected ed.) 278/1 Woollen cloth: crimson, Turkey red, or deep scarlet, and chemic blue. 1890 Daily Independent (Monroe, Wisconsin) 11 Apr. Dissolve one-half tablespoonful of alum in a teacupful of hot water, add this to one gallon of cold water, then add chemic blue (extract of indigo), one teaspoonful at a time, to obtain the depth of color desired. 1968 R. Adrosko Nat. Dyes in U.S. 19 Chemic, frequently mentioned by 19th-century dyers, is a product of the treatment of powdered indigo with concentrated sulfuric acid. < as lemmas |
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