| index item | index |
| total alkalinity (based on nh4hco3), % | 99.0~100.5 |
| chloride (based on c1) % | ≤0.007 |
| sulfur compound (based on so4) % | ≤0.003 |
| nonvolatile matter % | ≤0.05 |
| inorganic arsenic (based on as)/(mg/kg) | ≤2 |
| plumbum (pb)/(mg/kg) | ≤2 |
| sulfonate (based on sdbs) (mg/kg) | ≤10 |
