sulfo j acid-小9体育直播下载安装苹果

intermediate

sulfo j acid

c.a.s. no.: 6535-70-2

chemical formula: c10h9no7s2

molecular weight: 319.3

chemical name:                     

2-naphthylamine-5-hydroxy-1,7-disulfonic acid

6535-70-2
 

appearance

grey crystals (wet material)

coupling value

60% min.

insoluble matter

0.1% max.

free j acid

0.05% max.

hplc purity

99% min.

packing

25 kg woven bag



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