CAF2:85%min,SIO2:13.5%max,S: 0.0018max, P:0.008max, FE2O3:0.03max, SIZE:120MESH FLUORSPAR POWDER is made by high ... of metallurgy, chemical engineering, light, photics, sculpture, and national defense.CAF2:97%min,SIO2:0.9%max,S: 0.001max, P ... : 0.015max, P:0.005max, FE2O3:0.025max, SIZE:150MESHCAF2:85%min,SIO2:13.5%max,S: 0.0018max, P:0 ...