GASTEC为了满足用户在气体检测方面的需要，而开发出了电子自动采气泵。用传统的电子吸气泵几乎不能进行有效的采气，因为检测管里的填充试剂密度很高。而GASTEC开发的GSP电泵系列能提供强劲吸力，能满足特定的检测管的取样要求。电泵和检测管组成的新的检测系统能适用于作业环境的检测。环氧乙烷检测管
NO.163TPM，GASTEC环氧乙烷检测管NO.163TPM气体检测管，
GASTEC环氧乙烷检测管NO.163TPM电泵用气体检测管检测范围1-50ppm。
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This detector tube is only to be used with automatic gas sampler GSP-300FT-2 |
Specifications
| Calibration Range | 1 【 50 ppm |
| Measuring range | 1 【 50 ppm |
| Sampling （flow） Rate | 50mL/min |
| Sampling Volume | 500mL |
| Sampling Time | 10min. |
| Detecting Limit | 0.1 ppm |
| Colour Change | Yellow → Reddish brown |
| Corrections for temperature/humidity | Necessary for 0 to 40ºC
Unnecessary for R.H.10 to 90% |
| Shelf life | 1 year （in the refrigerator） |
| Accuracy | CV=5-10%
（CV: Coefficient of variation = σ: standard deviation / mean value x 100） |
Possibly coexisting substances and their interferences
| Substance（s） | Interference | Colour change by itself |
| Acetaldehyde | 3.5ppm | + | Reddish brown |
| Alcohols | 300ppm | 〖 | No |
| Ketones | 8.5ppm | + | Reddish brown |
| Formaldehyde | 5.0ppm | + | Reddish brown |
| Calibration gas generation | Permeation tube method |
| TLV-TWA | TLV-S | Explosive range |
| 1ppm | 〖〖 | 3.0× |
