
| Analise-item | Standaardvereistes (%) |
| SrSO44 inhoud | ≥99.0 |
| Bariumsulfaat (BaSO44) | ≤0.1 |
| Kalsiumsulfaat (CaSO4)4) | ≤0.08 |
| Chloried (Cl) | ≤0.01 |
| Kalsiumoksied (CaO) | ≤0.05 |
| Yster (Fe) | ≤0.01 |
| Natrium (Na) | ≤0.008 |
| Kalium (k) | ≤0.005 |
| Waterinhoud | ≤0.1 |
| Voorkoms | Wit fyn poeier |