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Acid Green 4

Product Name
Acid Green 4
CAS No.
25424-72-0
Chemical Name
Acid Green 4
Synonyms
Acid Green 4;C.I.Acid Green 4:C.I.410025;trisodium,iron(3+),3-nitroso-4-oxidonaphthalene-1-sulfonate;trisodium tris[4-hydroxy-3-nitrosonaphthalene-1-sulphonato(2-)-O3,O4]ferrate(3-)
CBNumber
CB8875170
Molecular Formula
C30H15FeN3NaO15S3(-2)
Formula Weight
832.47
MOL File
25424-72-0.mol
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Hazard and Precautionary Statements (GHS)

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Acid Green 4 Chemical Properties,Usage,Production

Preparation

Will on nitrosation 4-Hydroxynaphthalene-1-sulfonic acid, and then turn it into iron sodium salt.

Properties and Applications

yellow light green. Soluble in water for yellow-green solution. The strong sulfuric acid for yellow brown, after dilution is yellow, with Potassium ferricyanide blue precipitation. In water solution to join sodium hydroxide don’t change color.

Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 6 3 4 3-4 3-4 4

Acid Green 4 Preparation Products And Raw materials

Raw materials

Preparation Products

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Acid Green 4 Suppliers

Hubei Jusheng Technology Co.,Ltd.
Tel
18871490254
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027-59599243
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linda@hubeijusheng.com
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CHINA
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28172
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Wuhan Fortuna Chemical Co.,Ltd
Tel
+8618007136271
Email
hk@fortunachem.com
Country
China
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5998
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58
Dynasty Colourants Co., Ltd.
Tel
--
Fax
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Email
info@dynasty-color.com
Country
China
ProdList
3306
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51
Shanghai Road Dyestuffs & Chemicals Co., Ltd
Tel
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Fax
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Country
China
ProdList
706
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