| 1. | Fertilizers - determination of ammoniacal nitrogen content - formaldehyde method 肥料中氨态氮含量的测定甲醛法 |
| 2. | Ammonium nitrate - method for determination of ammoniacal nitrogen content 硝酸铵.第1部分:氨型氮含量测定方法 |
| 3. | Analysis of ammoniacal nitrogen 氨态氮测定法 |
| 4. | Leachate . determination of ammoniacal nitrogen . distillation and titration method 生活垃圾渗沥水.氨态氮的测定.蒸馏和滴定法 |
| 5. | Photography - processing waste - determination of ammoniacal nitrogen microdiffusion method 摄影.冲洗废液.氨态氮含量的测定 |
| 6. | Fertilizers - determination of ammoniacal nitrogen content - titrimetric method after distillation 肥料中氨态氮含量的测定蒸馏后滴定法 |
| 7. | Nitric acid for industrial use . determination of ammoniacal nitrogen content . spectrophotometric method 工业用硝酸.氨氮含量的测定.分光光度法 |
| 8. | Chemical analysis of sulphuric acid and oleum . determination of ammoniacal nitrogen . spectrophotometric method 硫酸和发烟硫酸的化学分析.氨氮测定.分光光度法 |
| 9. | The characteristic indexes of daqu aroma - producing capability include ammoniacal nitrogen and the specific consumption of amylum 氨态氮和淀粉消耗率为大?生香力的特徵指标。 |
| 10. | Fertilizers - chemical analysis - determination of nitrogen - determination of ammoniacal nitrogen , titrimetric method after distillation 肥料.第4部分:化学分析.第1节:氮含量测定.第2小节:氨态氮测定 |