| 单词 | methyl violet |
| 释义 | > as lemmasmethyl violet methyl violet n. any of a group of methylated rosaniline dyes that vary in colour from bluish to reddish violet depending on their degree of methylation; cf. gentian violet n. at gentian n. and adj. Compounds 2, crystal violet n. at crystal n. and adj. Compounds 2. ΘΚΠ the world > matter > colour > named colours > purple or purpleness > purple dye or pigment > [noun] turnsole1375 cork1483 jarecork1483 orchil1483 purple1519 purpurisse1519 archil1551 waycoriant1658 orchilla1703 cudbear1772 purple lake1785 imperial purple1788 mauve?1796 phenicin1823 French purple1830 indigo-purple1838 mauve1859 Perkin's mauve1859 violine1859 mauveine1863 purple of Cassiusc1865 tyroline1867 Paris violet1868 Hofmann violet1869 methyl violet1873 punicin1879 crystal violet1885 chrome violet1892 mineral violet1913 Monastral1936 manganese purple1937 1873 Jrnl. Chem. Soc. 26 1272 The products thus obtained..are distinguished by the name ‘methyl violet’. 1891 Standard 2 Feb. 5/2 Experiments with solutions of methyl violet, also called pyoctanine, a new pigment manufactured at Darmstadt. 1922 J. J. Sudborough Bernthsen's Text-bk. Org. Chem. (new ed.) xxx. 517 The methyl-violets..are mixtures of hexa-, penta-, and tetramethyl-rosanilines, and are amorphous. 1972 Acta Pathol. & Microbiol. Scand. A. 80 185 The substance displays some properties similar to those of classic amyloid, such as..responsiveness to methyl-violet, iodine green and Lugol's solution. 1984 M. J. Taussig Processes in Pathol. & Microbiol. (ed. 2) iv. 386 A heat-fixed bacterial smear on a slide is first stained with the basic dye, methyl violet (or crystal violet). 1999 Analyt. Biochem. 268 187 A new quantitative determination method for nucleic acids in aqueous solutions, based on the enhancement of Rayleigh light scattering of methyl violet by nucleic acids, has been developed. < as lemmas |
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