Cov khoom tsom xam | Standard xav tau (%) |
SrSO4 cov ntsiab lus | ≥99.0 |
Barium sulfate (BaSO4) | ≤0.1 |
Calcium sulfate (CaSO4) | ≤ 0.08 |
Chloride (Cl) | ≤ 0.01 |
Calcium oxide (CaO) | ≤ 0.05 |
Hlau (Fe) | ≤ 0.01 |
Sodium (Na) | ≤ 0.008 |
Potassium (k) | ≤ 0.005 |
Cov ntsiab lus dej | ≤0.1 |
Qhov tshwm sim | Dawb hmoov zoo |