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单词 nitroso dye
释义

> as lemmas

nitroso dye
nitroso dye n.
Brit. /nʌɪˈtrəʊsəʊ dʌɪ/
,
U.S. /naɪˈtroʊsoʊ ˌdaɪ/
any of several mordant dyes having a nitroso group as the chromophore, which are obtained by the action of nitrous acid on phenols or naphthols.
ΚΠ
1911 I. W. Fay Chem. Coal-tar Dyes v. 71 Naphthol green B. is a nitroso dye which, unlike the other members of this class, does not require a mordant upon the fabric to be dyed.
1961 H. Blackshaw & R. Brightman Dict. Dyeing & Textile Printing 118 Existing commercial nitroso dyes are few in number.
extracted from nitroso-comb. form
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as lemmas
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