Sulphanilic Acid
Sulphanilic Acid / CAS : 121-57-3
Appearance | 4-aminobenzene sulfonic acid appears as white powder with faint purple tinge. Grayish-white flat crystals. | UN | - |
HS | 29214200 | DG Class | - |
Synonyms | Sulfanilic Acid; Aniline-4-Sulfonic Acid; 4-Sulfoaniline; P-Anilinesulfonic Acid; 4-Aminobenzenesulfonic Acid; 4-Aminobenzene Sulfonic Acid; 4 Amino Benzene Sulfonic Acid |
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Overview
Benefits
Passed SGS for its low contents of heavy metals and carcinogens.
Free Aniline lower than 100ppm which make the end product low subsidiary dyes and less impurities.
Snow white appearance with actual assay 99.5% by GC.
Specification
Items | Specification |
Appearance | White to off white powder |
Assay% | 99.0% min |
Aniline% | 0.01% max |
Insoluble% | 0.03% max |
Moisture% | 0.30% max |
Uses
1.Food Colors like Sunset Yellow, Tartrazine,etc.D&C Yellow 6 Food Color,
2. Optical Brightener Agent
3. dyestuff intermediates like 1-(4-Sulphophenyl)-3-Carboxy-5-Pyrazolone,1-(4-Sulphophenyl)-3-Methyl-5-Pyrazolone.
4. ACID DYSTUFFS
5.Celecoxib API
Picture
Properties
Summary
Attribute classification
Agrochemicals > Pesticide Intermediates
Dyestuffs and Pigments > Intermediates