| 1. | Barium sulphate , precipitated for industrial use
工业沉淀硫酸钡 |
| 2. | Method of analysis baryte for export . determinationof barium sulphate
出口重晶石分析方法.硫酸钡的测定 |
| 3. | Synthesis of barium sulphate
硫酸钡合成试验 |
| 4. | Celestite ores - determination of sulphate content - barium sulphate gravimetric method
天青石矿石中硫酸盐含量的测定.硫酸钡重量法 |
| 5. | Sodium chloride for industrial use . determination of sulphate content . barium sulphate gravimetric method
工业用氯化钠.硫酸盐含量的测定.硫酸钡重量法 |
| 6. | Sodium carbonate for industrial use . determination of sulphate content . barium sulphate gravimetric method
工业用碳酸钠.硫酸盐含量的测定.硫酸钡重量法 |
| 7. | Sodium hydroxyde for industrial use . determination of sulphate content . barium sulphate gravimetric method
工业用氢氧化钠.硫酸盐含量的测定.硫酸钡重量法 |
| 8. | Methods for chemical analysis of arsenic - the barium sulphate gravimetric method for the determination of sulphur content
砷化学分析方法硫酸钡重量法测定硫量 |
| 9. | Sodium hydroxide for chemical fiber use - determination of sulphate mass fraction - barium sulphate gravimetric method
化纤用氢氧化钠中硫酸盐含量的测定硫酸钡重量法 |
| 10. | Sodium and potassium silicates for industrial use . determination of sulphates content . barium sulphate gravimetric method
工业用硅酸钠和硅酸钾.硫酸含量的测定.硫酸钡重量法 |
