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Sulphur Black 4

Name:C.I.Sulphur Black 4,C.I.53631

Molecular Structure:

C.I.Sulphur Black 4,C.I.53631,CAS 1327-80-6

C.I.Sulphur Black 4,C.I.53631,CAS 1327-80-6

CAS Registry Number:1327-80-6

Manufacturing Methods :  the preparation methods and C.I. 53630 (C.I.Vat blue 43) similar, just in the vulcanization reaction to add Copper sulfate monohydrate.

Properties and Applications: blue black.

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