Zinc Borate Heptahydrate 1)MF:2ZnO 3B2O3 7H2O 2)Purity:ZnO:33-36%;B2O:39-42%. 3)Form:White Powder 4)Package:25kgs/bag Zinc Borate Heptahydrate 1)Physical and Chemical Properties: Molecular Formula:2ZnO 3B2O3 7H2OMolecular Weight : 497.7358 Appearance: white crystal powderRelative Density: 2.98Melting Point: 960°C Toxicity: 1g/KgIndex of Refraction: 1.36 2)Usage:Zinc Borate Heptahydrate ...