Specification Acid Grade Fluorspar Powder 97% CaF2 97% min SiO2 1.2% max CaCo3 1.0% max S 0.05% max P 0.05%max Moisture 0.5% max Size: 100meshes pass through 85% Packing: 50kgs/bag, 20bags put into a jumbo bag Color: white (offwhite)