Product: Bis J Acid
Chemical name: 5,5'-Dihydroxy-2,2'-dinaphthylamine-7,7'-disulphonic acid
CAS NO: 87-03-6
Molecular formula: C20H15NO8S2
Structure formula:
Properties:
Grey-yellow paste.
Application:
Dye intermediates, mostly used in producing azo dyes.
Specification:
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Items
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Quality
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Content,%
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30 min.
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J Acid,%
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5 max.
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Insoluble matter,%
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0.2 max.
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