Anethol trithione

Appearance:Orange red or light brownish yellow crystals Assay: 98%min Solubility: Easily soluble in chloroform, soluble in benzene, slightly soluble in ethanol, insoluble in water Melting point: 108-111℃ Absorbance: 472-502 Residue on ignition: 0.1% max Heavy metals: 10ppm max Arsenic :0.0002% max Loss on drying: 1.0% max Residual solvents: Ethanol: 0.5% max Xylene: 0.217% max DMF: 0.088% max Sulfur: 0.2% max Related substances: The sum of peak area of the impurities obtained with test solution: not more than the area of the principal peak in the chromatogram obtained with reference solution (1.0 percent). The above products comply with SFDA’s standard YBH16602004. Package: 25kg/ fibre drum