| Product No. | Product name | specifications | 
| 1.03105.010 | Magnesium oxide (light) | AR500g | 
| 1.03105.050 | Magnesium oxide (light) | AR10kg | 
| Item | AR | CP | 
| Apparent specific volume,mL/g | 8.0 | 8.0 | 
| Assay(dry sample)(MgO) | ≥98.5% | ≥98.0% | 
| Clarity test | Pass4 | Pass6 | 
| Insoluble matter in hydrochloric acid | ≤0.05% | ≤0.1% | 
| Loss on ignition | ≤4.5% | ≤5.0% | 
| Chloride(Cl) | ≤0.02% | ≤0.03% | 
| Sulfur compound(as SO4) | ≤0.05% | ≤0.10% | 
| Iron(Fe) | ≤0.005% | ≤0.01% | 
| Heavy metals(as Pb) | ≤0.003% | ≤0.01% | 
| Barium(Ba) | ≤0.003% | ≤0.005% | 




光华科技微信公众号