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液化石油气检测管100A
点击次数：189发布时间：2012/3/20 10:52:10
更新日期：2012/9/21 14:20:27
所 在 地：其它
产品型号：100A
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详细内容
简单介绍
液化石油气检测管100A Liquid petroleum gas（LPG），Measuring Range 0.02 to 0.8%，中国疾病预防控制中心CDC专用有毒有害气体应急检测箱，中国环保检测监测专用有毒有害气体应急检测箱进口，中国卫生监督专用有毒有害气体应急检测箱进口，代理日本GASTEC进口大气应急监测箱
液化石油气检测管100A
的详细介绍液化石油气检测管100A
Liquid petroleum gas（LPG） No.100A
Hydrocarbons C3-C4
| Performance |
| Measuring Range | 0.02 to 0.8% |
| Number of Pump Strokes | 1 |
| Correction Factor | 1 |
| Sampling Time | 2 minutes per pumpstroke |
| Detecting Limit | 0.002% （n=1） |
| Color Change | Orange → BlackishGreen |
| Reaction Principle | LPG+Cr6++ H2SO4 → Cr3+ |
| Coefficient ofVariation | 10% （for 0.02 to 0.2%）, 5% （for 0.2 to 0.8 %） |
| ShelfLife | 3 Years |
| Correctionsfor temperature & humidity | Unnecessary |
| Store the tubes at cool ａnd darkplace. | |
| Possible coexisting substances ａnd theirinterferences | （NOTE） |
| Substance | Concentration | Interference | Change color by itself |
| Ketones | 0.2% | Plus error | Produce similar stainby themselves. |
| Esters | 0.2% | Plus error | Produce similar stainby themselves. |
| Hydrocarbons（ | - | Plus error | Produce similar stainby themselves. |
3）| Othersubstance measurable with this detector tube |
| Substance | CorrectionFactor | PumpStrokes | MeasuringRange |
| Propylene | 1 | 1 | 0.02 to 0.8 % |
| Xylene | by scale | 2 | 0.1 to 1.2% |
| Calibration gasgeneration | Staticgas dilution method | |
| TLV-TWA | TLV-STEL | Explosive range |
| - | - | - |
