Eitem dadansoddi | Gofynion safonol (%) |
SrSO4 cynnwys | ≥99.0 |
Sylffad bariwm (BaSO4) | ≤0.1 |
Calsiwm sylffad (CaSO4) | ≤0.08 |
Clorid (Cl) | ≤0.01 |
Ocsid calsiwm (CaO) | ≤0.05 |
Haearn (Fe) | ≤0.01 |
Sodiwm (Na) | ≤0.008 |
Potasiwm (k) | ≤0.005 |
Cynnwys dŵr | ≤0.1 |
Ymddangosiad | Powdr mân gwyn |