Gypsum Stone

TEST METHOD UNIT RESULT Purity ASTM C 471M %WT 98.49 Combine Water ASTM C 471M %WT 20.61 SiO2 ASTM C 471M %WT 0.49 SO3 ASTM C 471M %WT 45.80 CaO ASTM C 471M %WT 32.07 MgO ASTM C 471M %WT 0.61 R2O3  ASTM C 471M %WT 0.40 Chloride ASTM C 471M %WT 0.004 Moisture ASTM C 471M %WT 0.26