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简单介绍：
丙酮气体检测管151D CH3COCH3，Measuring Range 5 to 1500 ppm Sampling Hours 1 to 10 hours Detecting Limit 5 ppm (10 hours)丙酮气体检测管价格
详情介绍：
丙酮气体检测管151D CH3COCH3
Acetone No.151D
CH3COCH3
| Performance |
Measuring Range | 5 to 1500 ppm |
Sampling Hours | 1 to 10 hours |
Detecting Limit | 5 ppm (10hours) |
Color Change | Yellow → ReddishBrown |
Reaction Principle | CH3COCH3 + (NH2OH)3H3PO4 → H3PO4 |
| Coefficient ofVariation | 10%(for 50 to 1500 ppm-hr) |
| ShelfLife | 2 Year |
| Correctionsfor temperature & humidity | Temperature correction isnecessary |
| Store the tubes inthe refrigerator to keep at 10ºC (50ºF) orbelow. | |
| Possible coexisting substances and theirinterferences | (NOTE) |
Substance | Interference | Change colour byitself to |
Aldehydes,Ketones | + | Reddish brown |
| Acid gases | + | Reddish brown |
| Othersubstance measurable with this detectortube |
Substance | CorrectionFactor |
| MeasuringRange |
Methyl ethylketone | 1.3 |
| 0.5 to 1950ppm |
Methyl isobutylketone | 2.3 | 11.5 to 3450ppm | |
Acetaldehyde | 0.8 | 4 to 1200ppm |
| Calibration gasgeneration | Diffusion tubemethod | |
| TLV-TWA | TLV-STEL | Explosive range |
| 500 ppm | 750ppm | 2.1to 13% |