
| Cov khoom tshuaj xyuas | Cov kev cai txheem (%) |
| SrSO4 cov ntsiab lus | ≥99.0 |
| Barium sulfate (BaSO4)4) | ≤0.1 |
| Calcium sulfate (CaSO4)4) | ≤0.08 |
| Chloride (Cl) | ≤0.01 |
| Calcium oxide (CaO) | ≤0.05 |
| Hlau (Fe) | ≤0.01 |
| Sodium (Na) | ≤0.008 |
| Potassium (k) | ≤0.005 |
| Cov dej ntsiab lus | ≤0.1 |
| Qhov tsos | Hmoov zoo dawb |