| 1. | Magnesite - chrome refractories - determination of aluminium oxide - edta volumetric method 容量法测定氧化铝量 |
| 2. | Magnesite - chrome refractories - determination of loss content on ignition - gravimetric method 重量法测定灼烧失量 |
| 3. | Magnesite - chrome refractories - determination of calcium oxide content - egta volumetric method 容量法测定氧化钙量 |
| 4. | Magnesite - chrome refractory 镁铬耐火物 |
| 5. | Magnesite - chrome refractories - determination of silicon dioxide content - molybdenum blue phetometric method 钼蓝光度法测定二氧化硅量 |
| 6. | Magnesite - chrome refractories - determination of iron oxide content - o - phenanthroline photometric method 邻二氮杂菲光度法测定三氧化二铁量 |
| 7. | Magnesite - chrome refractories - determination of titanium dioxide content - diantipyrylmethane photometric method 二安替比林甲烷光度法测定二氧化钛量 |
| 8. | Magnesite - chrome refractories - determination of manganese oxide content - atomic absorption spectrophotometric method 原子吸收分光光度法测定氧化锰量 |
| 9. | Magnesite - chrome refractories - determination of chromium oxide content - ammonium ferrous sulfate volumetric method 硫酸亚铁铵容量法测定三氧化二铬量 |
| 10. | Magnesite - chrome refractories - determination of potassium oxide and sodium oxide contents - atomic absorption spectrophotometric method 原子吸收分光光度法测定氧化钾氧化钠量 |