Product Description

Physical property : White degree：*7Minimum Refractive index：2.*0 Hardness：2.5 Mohs **0mesh residue：0.*1%max Median Particle size：D*0=*0 Micron Chemistry characteristic property : Hydrogen magnesia（Mg(OH)2）：*9%Minimum Calcium oxide (Ca)：0.**5%max Chloride(Cl)：0.2%max Iron(Fe) ：0.**7%max Silicon dioxide(SiO2)：0.*4%max Manganese(Mn)：*0 ppm max Copper(Cu)：5 ppm max Heavy metal：*0 ppm max Sulfate(SO4)：0.*9%max Explanation：All above index demands according to the consumer，May carry out adjustment.