Description: 
Appearance: Orange-red luster crystallization granule or powder.
Solubility: Soluble in 10 copies of cold water or 1.25  copies of hot water, insoluble in alcohol.
Melting point: 398℃(be brown liquid)
Uses: Determination of glucosinolate and sodium standard solution benchmarks. Intravenous drip analysis set chlorine. Oxidant. Chromatographic analysis with reagents. Organic synthesis. Determination of liver function HuangDan index. Inspection feces, etc.