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Crocein

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Crocein \Cro"ce*in\ (kr?"s?-?n), n. [See {Croceous}.] (Chem.)
   A name given to any one of several yellow or scarlet
   dyestuffs of artificial production and complex structure. In
   general they are diazo and sulphonic acid derivatives of
   benzene and naphthol.
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