
| Ohun ìṣàyẹ̀wò | Awọn ohun elo boṣewa (%) |
| SrSO4 akoonu | ≥99.0 |
| Barium sulfate (BaSO2)4) | ≤0.1 |
| Kálísíọ́mù súfẹ́lì (CaSO2)4) | ≤0.08 |
| Klóráìdì (Cl) | ≤0.01 |
| Kálísíọ́mù èéfín (CaO) | ≤0.05 |
| Irin (Fe) | ≤0.01 |
| Sódíọ̀mù (Na) | ≤0.008 |
| Pótásíọ́mù (k) | ≤0.005 |
| Iye omi tó wà nínú rẹ̀ | ≤0.1 |
| Ìfarahàn | Fúlú funfun fẹ́lẹ́fẹ́lẹ́ |