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简单介绍：
丁烷气体检测管104 C4H10 Butane ，Measuring Range 25 to 1400 ppm Number of Pump Strokes 1 Correction Factor 1 Sampling Time 4 minutes per pump stroke Detecting Limit 5 ppm (n=1)丁烷气体检测管价格
详情介绍：
丁烷气体检测管104 C4H10 Butane
Butane No.104
C4H10
| Performance |
Measuring Range | 25 to 1400 ppm |
Number of Pump Strokes | 1 |
Correction Factor | 1 |
Sampling Time | 4 minutes per pumpstroke |
Detecting Limit | 5 ppm (n=1) |
Color Change | Orange → DarkGreen |
Reaction Principle | C4H10 + Cr6++ H2SO4 → Cr3+ |
| Coefficient ofVariation | 10%(for 25 to 400 ppm), 5% (for 400 to 1400 ppm) |
| ShelfLife | 3Years |
| Correctionsfor temperature & humidity | Unnecessary |
| Store the tubes at cool and darkplace. | |
| Possible coexisting substances and theirinterferences | (NOTE) |
Substance | Concentration | Interference | Change color by itself |
Organicsolvents | - | Plus error | Dark green |
| Othersubstance measurable with this detector tube |
Substance | Correction Factor | Pump Strokes | Measuring Range |
Isobutane | Factor : 2.2 | 1 | 55 to 3080 ppm |
Pentane | Factor : 1.2 | 1 | 30 to 1680ppm |
| Calibration gasgeneration | Diffusion tubemethod | |
| TLV-TWA | TLV-STEL | Explosive range |
| 800ppm | - | 1.6 to 8.5% |