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Sulphur Green 8

Name:C.I.Sulphur Green 8,C.I.53175

Molecular Structure:

C.I.Sulphur Green 8,C.I.53175,CAS 1326-80-3

C.I.Sulphur Green 8,C.I.53175,CAS 1326-80-3

CAS Registry Number:1326-80-3

Manufacturing Methods : 4-Nitrophenol and Sodium polysulfide solution in Copper sulfate monohydrate existence, in 128 ~ 130 ℃ for 30 hours vulcanization reaction, and then add 4-Methylbenzene-1,3-diamine cure the product (equivalent to C.I. Sulphur Orange 1, C.I. 53050) in aqueous solution, and evaporation this mixture to dry (FIAT 764). Available 4-Aminophenol instead of 4-Nitrophenol.

Properties and Applications:  olive green to dark yellow brown. In the sodium sulfide solution for yellow brown; In concentrated sulfuric acid for olive brown, dilution after olive brown precipitation.

Standard Acid Resistance Alkali Resistance Light Fastness Fulling Persperation Fastness Soaping
Moderate Severe
ISO 3-4 4 4-5 4 4 3-4
AATCC 5 4

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