... EVA, cable, paper, cosmetics, food, pharmaceutical and ceramics. Technical Indicator of Talcum Powder for Use in waterproofing materialItemFirst GradQuality ... 75um Throughput Rate %≥98.095.0Moisture % ≤0.51.0P H ≤10.0-- Technical Indicator of Talcum Powder for Use in PlasticsItemExcellentFirst ... 20um807260<10um5 03626<5 um301612SiO2 % ≥61.058.055.0MgO % ≥31.029.027.0Fe2O2 %≤0.501.001.50Al2O2%≤1.002.003 ...