| 1. | Chemical reagent . ammonium persulfate 化学试剂过硫酸铵 |
| 2. | Paucity manganese in drinking water by way of oxidization of ammonium persulfate 过硫酸铵氧化法测定生活饮水中的微量锰 |
| 3. | The ammonium persulfate oxidation volumetric method for the determination of chromium content 过硫酸铵氧化容量法测定铬量 |
| 4. | Nickel base alloy powder - determination of chromium content - persulfate oxidation titrimetric method 过硫酸铵氧化滴定法测定铬量 |
| 5. | Test methods for bare wires - test for continuity of coating - ammonium persulphate solution method 裸电线试验方法镀层连续性试验过硫酸铵法 |
| 6. | The alkaline fusion - ammonium persulfate oxidation volumetric method for the determination of chromium content 过硫酸铵氧化容量法测定铬量 |
| 7. | Fireclay and high - alumina refractories - determination of manganese oxide content - ammonium persulfate photometric method 过硫酸铵光度法测定氧化锰量 |
| 8. | Methods for chemical analysis of copper - chromium - zirconium alloys . the determination of chromium by persulfate oxidation volumetric method 铜铬锆合金化学分析方法.过硫酸铵氧化容量法测定铬 |
| 9. | Methods for chemical analysis of ferro - chromium - the ammonium persulfate oxidation volumetric method for the determination of chromium content 铬铁化学分析方法过硫酸铵氧化容量法测定铬量 |
| 10. | Methods for chemical analysis of iron , steel and alloy - the ammonium persulfate oxidation volumetric method for the determination of chromium content 钢铁及合金化学分析方法过硫酸铵氧化容量法测定铬量 |