| 1. | Method for determination of aluminium trioxide content in manganese ores 锰矿石中三氧化二铝量的测定 |
| 2. | Determination of the rate aluminium oxide from kaolinite in coal measures 煤系高岭岩.三氧化二铝浸出率测定方法 |
| 3. | Determination of al2o3 in alundum powder by complexometric titration 刚玉粉中三氧化二铝的络合滴定-氟化物释放测定法 |
| 4. | He chromazurol s spectrophotometric method for the determination of aluminium oxide content 分光光度法测定三氧化二铝量 |
| 5. | Methods for chemical analysis of silver concentrates - determination of oxide aluminum content 银精矿化学分析方法三氧化二铝量的测定 |
| 6. | Testing of glass ; chemical analysis of colourless soda - lime - glass ; determination of alo 玻璃的检验.无色钠钙玻璃的化学分析.三氧化二铝含量 |
| 7. | Spectrophotometric determination of micro amount of alumina in aluminum ingot samples with aluminon 铝试剂分光光度法测定铝锭中微量三氧化二铝 |
| 8. | Determination of aluminium oxide in silicon carbide for import and export . spectrophotometric method 进出口碳化硅中三氧化二铝的测定.分光光度法 |
| 9. | Membrane process sodium hydroxide - determination of aluminium oxide content - spectrometric method 离子交换膜法氢氧化钠中三氧化二铝含量的测定分光光度法 |
| 10. | Sillicate rocks . determination of alumina content . fluoride replacement complexometric method 硅酸盐岩石化学分析方法氟化物取代络合滴定法测定三氧化二铝量 |