1. Chemical name: Zinc citrate, alias: Zinc citrate 2. Molecular formula: Zn3(C6H5O7)2.2H2O 3. Molecular weight: 610.37 4. CAS: 546-46-3? 5. Performance: white powder or slightly yellow powder 6. Uses: Medicinal toothpaste additive, has the effect of removing bad breath, smoke stains, tooth stains and anti-inflammatory. 7. Packing: lined with polyethylene plastic bag, outer layer of composite plastic woven bag, net weight 25 kg per bag. 8. Storage and transportation: This product should be stored in a dry, ventilated and clean warehouse. When loading and transporting, it should be handled lightly to prevent damage to the package, prevent moisture and heat, and prevent rain and moisture during transportation. It should be isolated from toxic substances