Specifications1Light green and dark green density: May 21st.2Dissolve points: 2266 degrees.3The boiling point: 40 degrees4Molecular weight 151.99. Is six FangJing department, green powder. G/cm3 density May 21st,. Have metallic luster, with magnetic,Hiding power is strong, high-temperature resistance, resistance to the sun,Insoluble in water, soluble in acid,In the atmosphere is stable and the general concentration of acid and alkali and sulfur dioxide without influence,With excellent quality and coptidis thizoma outstanding pigment. Purity 99.7%Min -Water Soluble 0.40%Max -Residue on 325 mesh 0.30%Max -Moisture 0.30%Max Purity99%MinWater Soluble0.40%MaxResidue on 325 mesh0.30%MaxMoisture0.30%MaxHeat Stability1200
