Oral Care Chemicals

Purity ( counted as CaCO3) ≥ 98.0 Acid Insoluble Matter ≤ 0.20 Heavy Metals ≤ 0.002 Arsenic ≤ 0.0003 Loss on Drying ≤ 2.0 Water absorption15-17ml/15gIron ≤ 0.015 Lead ≤ 0.0003 PH (20% suspension) 9.0-10.0whiteness...