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Chrysoine resorcinol : ウィキペディア英語版 | Chrysoine resorcinol
|Section2= |Section3= }} Chrysoine resorcinol is a synthetic azo dye which was formerly used as a food additive. In Europe, it was banned as a food additive in 1977.〔http://eur-lex.europa.eu/LexUriServ/LexUriServ.do?uri=CELEX:31976L0399:EN:HTML〕 In the US, it was banned in 1988. Chrysoine resorcinol can be used as a pH indicator with a color change between pH 11 and pH 12.7. In colorimetry, it has an absorption maximum of 387 nm. ==Notes== 〔
抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Chrysoine resorcinol」の詳細全文を読む
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