| 1. | Natural gas - extended analysis - gas chromatographic method
天然气.延伸分析.气相色谱法 |
| 2. | Exhaled air . determination of benzene . gas chromatographic method
呼出气中苯的气相色谱测定方法 |
| 3. | Exhaled air . determnation of acetone . gas chromatographic method
呼出气中丙酮的气相色谱测定方法 |
| 4. | Workplace air - determination of rogor - gas chromatographic method
车间空气中乐果的气相色谱测定方法 |
| 5. | Workplace air - determination of ddt - gas chromatographic method
车间空气中滴滴涕的气相色谱测定方法 |
| 6. | Determination of trace hydrogen in gases - gas chromatographic method
气体中微量氢的测定气相色谱法 |
| 7. | Urine . determination of methanol . headspace - gas chromatographic method
尿中甲醇的顶空气相色谱测定方法 |
| 8. | Workplace air - determination of phosphorus - gas chromatographic method
车间空气中黄磷的气相色谱测定方法 |
| 9. | Vanadium - determination of oxygen content - impulse fusion - gas chromatographic method
气相色谱法测定氧量 |
| 10. | Workplace air - determination of formic acid - gas chromatographic method
车间空气中甲酸的气相色谱测定方法 |
