| 1. | Standard test methods for ammonia nitrogen in water 水中氨态氮的标准测试方法 |
| 2. | Fertilizers - determination of ammoniacal nitrogen content - formaldehyde method 肥料中氨态氮含量的测定甲醛法 |
| 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. | Photography - processing waste - determination of total amino nitrogen microdiffusion kjeldahl method 摄影.冲洗废液.氨态氮总含量的测定 |
| 8. | 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。 |
| 9. | 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 |
| 10. | Is plugcareplus nitrogen or ammonia base ? that is , is it safe to use in a cold holding area without causing ammonia toxicity 穴盘专用(添加)肥料其是硝态氮还是氨态氮?也就是说,它在气候寒冷的地区使用是否安全,是否会引起氨中毒? |