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Introduction
Grayish white or gray crystal. Soluble in water, ethanol and ether, slightly soluble in benzene.
Specifications
| Purity | ≥99.3% |
| Content | ≥98% |
| Moisture | ≤0.50% |
| Ash | ≤0.10% |
| Melting point | 171.0-176.0℃ |
Application
Used in the manufacture of sulphur dyes and azo dyes, fur dyes (Fur Yellow A), is organic synthesis and dye intermediate