Zinc carbonate, basic CAS No.: 5970-47-8 MF: ZnCO3-2Zn(OH)2-H2O EINECS号:222-477-6 Property : Amorphous powder, not smelly, tasteless. Insoluble in water, and 30% H2O2 role in the formation of oxide release CO2. Usage: It can be used not only as lightly astringent, the raw material of latex products, the configuration of calamine and as the skin protectant, , but also as the main raw material of the desulfurizer and katalyst in the rayon, the petroleum, the chemical fertilizer industries as well as the rubber product, the paint, the medicine and other chemical products. Packaging：25kg/PP bag