Calcium Carbonate 1. Chemical name: calcium carbonate 2. Molecular formula: CaCO3 3. Molecular weight: 100.09 4. CAS: 471-341-1 5. Properties: White solid, tasteless and odorless. Insoluble in water and alcohol. It reacts with dilute acid and releases carbon dioxide at the same time, showing an exothermic reaction. Also soluble in ammonium chloride solution. Almost insoluble in water. It decomposes at 825ï½?896.6â??. Melting point 1339 â??. Stable in air with slight moisture absorption. 6. Uses: It can be used as a filler in industries such as rubber, plastic, paper, paint and ink. Widely used in organic synthesis, metallurgy, glass and asbestos production. It can also be used as a seed agent for industrial wastewater, an antacid for gastric and duodenal ulcers, an antidote for acidosis, an SO2 remover in SO2-containing waste gas, a feed additive for dairy cattle, and an anti-sticking agent for linoleum. . It can also be used as a raw material for tooth powder, toothpaste and other cosmetics. Seven, packaging: lined with polyethylene plastic bags, outer plastic woven bags, 25Kg per bag. 8. Storage and transportation: It should be stored in a dry, ventilated and clean warehouse, lightly packed to prevent moisture and heat, and rain and moisture during transportation