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简单介绍：
氟化氢检测管17D HF Hydrogen fluoride，Measuring Range 1 to 100 ppm Sampling Hours 1 to 10 hours Detecting Limit 0.5 ppm (10 hours) Color Change氟化氢气体检测管价格
详情介绍：
氟化氢检测管17D HF Hydrogen fluoride Hydrogen fluoride No.17D
HF
| Performance |
Measuring Range | 1 to 100 ppm |
Sampling Hours | 1 to 10 hours |
Detecting Limit | 0.5 ppm (10hours) |
Color Change | Yellow→ Purple |
Reaction Principle | HF +Indicator 仺 Purple product |
| Coefficient ofVariation | 15%(for 10 to 20 ppm-hr),10% (for 20 to 100 ppm-hr) |
| ShelfLife | 3 Year |
| Correctionsfor temperature & humidity | Temperature and Humiditycorrection is necessary |
| Store the tubes atcool and dark place. | |
| Possible coexisting substances and theirinterferences | (NOTE) |
Substance | Concentration | Interference | Change color by itself |
Chlorine | 1/5 time | + | Bleaches zero zone |
| Hydrogen chloride Nitric acid | 1/5 time | + | Purple |
| Calibration gasgeneration | Diffusion tubemethod | |
| TLV-TWA | TLV-STEL | Explosive range |
| 0.5ppm | C 2ppm | - |