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必应染料-您身边的染料专家

Sulphur Green 7

Name:C.I.Sulphur Green 7,C.I.53580

Molecular Structure:

C.I.Sulphur Green 7,C.I.53580,CAS 1327-77-1,Atul Sulphur Green 5G

C.I.Sulphur Green 7,C.I.53580,CAS 1327-77-1,Atul Sulphur Green 5G

CAS Registry Number:1327-77-1

Manufacturing Methods :  5-(4-Hydroxyanilino)-8-(4-methylanilino)-lnaphthalenesulfonic acid in the presence of Copper sulfate monohydrate with Sodium polysulfide ethanol solution heating, reflux 50 hours, then add the Sodium nitrite, again boiling 6 hours, steamed out ethanol, in 50 ~ 60 ℃ blowing air make precipitation. This indophenol is by 8-(P-toluidino)naphthalene-1-sulfonic acid and where did 4-Aminophenol with Sodium hypochlorite oxidation of mixture, then use Sodium hydrosulfide reduction and have to (BIOS 1155, 11-12)

Properties and Applications: green. Green powder. Soluble in Sodium sulfid solution. In acetic acid, chromium, copper colour and lustre is blue, shallow, dark. Used for cotton, hemp, viscose fabric dyeing, for deep green light blue.

Standard Acid Resistance Alkali Resistance Light Fastness Fulling Persperation Fastness Soaping
Moderate Severe
ISO 3 4-5 4 4 2-3

List of Suppliers:

Atul Sulphur Green 5G( Atul Limited  )


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