Export aluminum sulfate

Qualified products: Al2O3   ≥ 16.00%          Fe ≤0.01%     

Water insoluble substance ≤ 0.20% pH (1% aqueous solution) ≥ 3.0

Arsenic ≤ 0.0005% Heavy metal (calculated as Pb) ≤ 0.002%

First class product: Al2O3   ≥ 17.00%          Fe ≤0.005%     

Water insoluble substance ≤ 0.10% pH (1% aqueous solution) ≥ 3.0

Arsenic ≤ 0.0005% Heavy metal (calculated as Pb) ≤ 0.002%