Zinc Carbonate basic

Zinc Carbonate basic Molecular formula ：ZnCO3? 2Zn(OH)2?H2O Molecular weight ：324.15 CAS：5970-47-8 Description：Fine white amorphous powder, odorless, tasteless. Proportion4.42-4.45，Not dissolve in water and alcohol, slightly soluble in ammonia, can dissolve in diluted acid and sodium hydroxide. Item Specification Appearance White powder Assay（Zn）content ≥57.5% Ignition on drying 25%～28% moisture ≤2.5% Sulphate（SO4） ≤0.6% Heavy metals（Pb） ≤10 ppm （Cd） ≤1 ppm （As） ≤10 ppm （Hg） ≤10 ppm （Pb） ≤10 ppm （5µm）fineness ≥95% Bulk density ≥0.45g/ml Application:Used as raw materials of light convergence and latex products. The preparation of calamine used as skin protective agent, can also be used rayon, petroleum and chemical fertilizer industry, the desulfurization agent, catalyst the main raw material. In the rubber products, paints, pharmaceuticals and other chemical products can be widely applied.
skin protective agent, desulfurization agent

CAS NO:5970-47-8;5263-02-5

EC NO:

Molecular Formula:ZnCO₃·2Zn(OH)₂·H₂O

Molecular Weight:549.1068

Synonyms:;dizinc dihydroxyzinc dicarbonate;di[carbonato(2-)]hexahydroxypentazinc;Zinc carbonate [USAN];Bis(carbonato)hexahydroxypentazinc;Bis(carbonato(2(-)))hexahydroxypentazinc;Di(carbonato(2-))hexahydroxypentazinc;Zinc carbonate basic;

Molecular Structure: