Barium Fluoride granular: Spec.: Grade I: BaF299%min, FeeAcid(HF)0.05%max, S0.05%max, P0.003%max, Pb0.005%max, Hg0.004%max, H2O0.1%max. Grade II: BaF2: 98% min HF:0.15%max S:0.1%max P0.01%max Pb:0.01%max Hg:10ppm Size: 35mesh-120mesh Application:Product can used in optical glass, ceramic pigment, glass fiber-optic, laser generator, and preservatives, such as flux. Can also be used for scintillation crystal, X-ray and high-energy particle detection Packing:in 25kg/bag or 1000mt/big bag