| 单词 | decolourise |
| 例句 | Stain with aniline gentian violet, and partially decolourise with 2 per cent. acetic acid. The Elements of Bacteriological Technique A Laboratory Guide for Medical, Dental, and Technical Students. Second Edition Rewritten and Enlarged. By the day of the wedding she would be rolling a steady diapason of polite, decolourised, expurgated, ladylike profanity. In Our Town The best smalt in lumps appears black, yields a blue powder on grinding, becomes paler on further grinding, and may be almost decolourised by continued and excessive grinding. Field's Chromatography or Treatise on Colours and Pigments as Used by Artists While I was still sitting under the sickly, drowsy influence of the drugs that decolourise blood, there came a repeated knocking at the door. The Invisible Man Well-formed, dense cell membranes, which renders them extremely difficult to stain, but when once stained equally difficult to decolourise. The Elements of Bacteriological Technique A Laboratory Guide for Medical, Dental, and Technical Students. Second Edition Rewritten and Enlarged. Sulphindigotate media are of a blue colour, which during the growth of anaerobic bacteria is oxidised and decolourised to a light yellow. The Elements of Bacteriological Technique A Laboratory Guide for Medical, Dental, and Technical Students. Second Edition Rewritten and Enlarged. Note.—Xylol is used in preference to chloroform to dissolve Canada balsam, as it does not decolourise the specimen. The Elements of Bacteriological Technique A Laboratory Guide for Medical, Dental, and Technical Students. Second Edition Rewritten and Enlarged. In these respects, as well as in that of being decolourised by acids, the natural product resembles the artificial. Field's Chromatography or Treatise on Colours and Pigments as Used by Artists The spores of different bacilli differ greatly in their resistance to decolourising reagents; even the spores of the same species of organisms vary according to their age. The Elements of Bacteriological Technique A Laboratory Guide for Medical, Dental, and Technical Students. Second Edition Rewritten and Enlarged. Young spores are more easily decolourised than those more mature. The Elements of Bacteriological Technique A Laboratory Guide for Medical, Dental, and Technical Students. Second Edition Rewritten and Enlarged. Decolourisation.—After overstaining, films may be decolourised by washing for a longer or shorter time in one of the following reagents arranged in ascending order of power 1. The Elements of Bacteriological Technique A Laboratory Guide for Medical, Dental, and Technical Students. Second Edition Rewritten and Enlarged. But being slightly soluble in water and decolourised by sulphuretted hydrogen, it would not, other considerations apart, be an acquisition. Field's Chromatography or Treatise on Colours and Pigments as Used by Artists It was also found that the brilliant ultramarine, above referred to, was less readily decolourised than other French or German kinds. Field's Chromatography or Treatise on Colours and Pigments as Used by Artists Moreover, the solution is immediately decolourised by sulphuretted hydrogen and other deoxidizing agents, as well as by alkalies and many acids. Field's Chromatography or Treatise on Colours and Pigments as Used by Artists On account of its extreme division, however, it would probably be found more energetic as a decolourising agent in admixture with organic pigments than most carbonaceous blacks. Field's Chromatography or Treatise on Colours and Pigments as Used by Artists Stain deeply, if using a single stain, as the subsequent processes decolourise. The Elements of Bacteriological Technique A Laboratory Guide for Medical, Dental, and Technical Students. Second Edition Rewritten and Enlarged. Seeing, therefore, that both sorts are decolourised by acids, and that both may or may not effervesce therewith, the acid test must be considered fallacious. Field's Chromatography or Treatise on Colours and Pigments as Used by Artists |
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