Name of Index Standard Value Test Value （AL2O3）Content,% ≥16.50 16.65 (Fe) Content,% ≤ 0.0050 0.0029 Water Insoluble Content,% ≤ 0.050 0.024 PH (1% water soluble) Content,% ≥3.0 3.18 Screen Analysis 95% can through #40 screen 95% can through #40 screen http://www.winwinchemicals.com