| Identification | Back Directory | [Name]
Acid Green 4 | [CAS]
25424-72-0 | [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-) | [EINECS(EC#)]
246-971-6 | [Molecular Formula]
C30H15FeN3NaO15S3(-2) | [MOL File]
25424-72-0.mol | [Molecular Weight]
832.47 |
| Hazard Information | Back Directory | [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.
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Standard
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Light Fastness
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Soaping
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Persperation Fastness
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Oxygen bleaching
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Fastness to seawater
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Fading
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Stain
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Fading
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Stain
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Fading
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Stain
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ISO
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6
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3
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4
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3-4
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3-4
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4
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| Company Name: |
Alfa Chemistry
|
| Tel: |
1-516-6625404 |
| Website: |
https://www.alfa-chemistry.com |
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