| 1. | The diphenylcarbazide photometric method for the determination of chromium content 二苯基碳酰二肼光度法测定铬量 |
| 2. | The diphenyl carbazide photometric method for the determination of chromium content 二苯基碳酰二肼光度法测定铬量 |
| 3. | The diphenylcarbazide photometric method for the determi nation of chromium content 二苯基碳酰二肼光度法测定铬量 |
| 4. | Vanadium - determination of chromium content - diphenylcarbazide spectrophotometric method 二苯基碳酰二肼光度法测定铬量 |
| 5. | The diphenylcarbazide photometric method for the determination of chromium sesquioxide content 二苯基碳酰二肼光度法测定三氧化二铬量 |
| 6. | Stationary source emission - determination of chromate fog . diphenyl carbazide spectrophotometric method 固定污染物排气中铬酸雾的测定.二苯基碳酰二肼分光光度法 |
| 7. | Methods for chemical analysis of tungsten - the diphenylcarbazide photometric method for the determination of chromium content 钨化学分析方法二苯基碳酰二肼光度法测定铬量 |
| 8. | Methods for chemical analysis of molybdenum - the diphenylcarbazide photometric method for the determination of chromium content 钼化学分析方法二苯基碳酰二肼光度法测定铬量 |
| 9. | Methods for chemical analysis of iron ores - the diphenyl carbazide photometric method for the determination of chromium content 铁矿石化学分析方法二苯基碳酰二肼光度法测定铬量 |
| 10. | Methods for chemical analysis of ferrosilicon - the diphenylcarbazide photometric method for the determination of chromium content 硅铁化学分析方法二苯基碳酰二肼光度法测定铬量 |