染料及脱色剂

2 products are found on results.


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愈创兰油烃(CAS 489-84-9)

CAS: 489-84-9
SPECS: 99.5%

Guaiazulene, also azulon or 1,4-dimethyl-7-isopropylazulene, is a dark blue crystalline hydrocarbon.

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颗粒虫胶

CAS: 9000-59-3
SPECS:

颗粒虫胶由天然虫胶经粉碎、清洗,去除杂质及沉淀色素后制得。(