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简单介绍：
过氧化氢检测管32D Hydrogen peroxide H2O2，Measuring Range 0.5 to 40 ppm Sampling Hours 1 to 10 hours Detecting Limit 0.3 ppm (10 hours) Color Change过氧化氢检测管价格
详情介绍：
过氧化氢检测管32D Hydrogen peroxide
Hydrogen peroxide No.32D
H2O2
| Performance |
Measuring Range | 0.5 to 40 ppm |
Sampling Hours | 1 to 10 hours |
Detecting Limit | 0.3 ppm (10hours) |
Color Change | White→ Yellow |
Reaction Principle | H2O2 +Ti(SO4)2 →Yellow product |
| Coefficient ofVariation | 10%(for 5 to 40 ppm-hr) |
| ShelfLife | 3 Year |
| Correctionsfor temperature & humidity | Temperature correction isnecessary |
| Store the tubes atcool and dark place. | |
| Possible coexisting substances and theirinterferences | (NOTE) |
Substance | Concentration | Interference | Change color by itself |
Nitrogendioxide | No | No | |
| Chlorine,Ozone |
| No | No |
| Acetaldehyde | 20 ppm | Unclear demarcation | No |
| Formaldehyde | 10 ppm | - | No |
| Calibration gasgeneration | Diffusion tubemethod | |
| TLV-TWA | TLV-STEL | Explosive range |
| 1 ppm | - | - |