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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**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
详情介绍：
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 |
| - | - | - |