| 单词 | indigotin-disulphonic |
| 释义 | > as lemmasindigotin-disulphonic indigotin-disulphonic n. = indigo disulphonic. ΚΠ 1874 C. Schorlemmer Man. Chem. Carbon Compounds 427 The filtrate from this acid contains indigotindisulphonic acid (indigo-sulphuric acid), C16H8N2O2(SO3H)2.—[See quot. for indigo-extract n. at indigo n. and adj. Compounds 2.] < as lemmas |
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