產品詳情
簡單介紹：
二甲苯C6H4(CH3)2檢測管****23TP，二甲苯檢測管****23TP,GASTEC二甲苯C6H4(CH3)2檢測管****23TP氣體檢測管，GASTEC二甲苯C6H4(CH3)2檢測管****23TP電泵用氣體檢測管檢測范圍2-80ppm。
詳情介紹：
二甲苯C6H4(CH3)2檢測管****23TP
二甲苯C6H4(CH3)2檢測管****23TP，二甲苯檢測管****23TP,GASTEC二甲苯C6H4(CH3)2檢測管****23TP氣體檢測管，GASTEC二甲苯C6H4(CH3)2檢測管****23TP電泵用氣體檢測管檢測范圍2-80ppm。
二甲苯C6H4(CH3)2檢測管****23TP，二甲苯檢測管****23TP,GASTEC二甲苯C6H4(CH3)2檢測管****23TP氣體檢測管，GASTEC二甲苯C6H4(CH3)2檢測管****23TP電泵用氣體檢測管檢測范圍2-80ppm。
GASTEC為了滿足用戶在氣體檢測方面的需要，而開發(fā)出了電子自動采氣泵。用傳統(tǒng)的電子吸氣泵幾乎不能進行有效的采氣，因為檢測管里的填充試劑密度很高。而GASTEC開發(fā)的GSP電泵系列能提供強勁吸力，能滿足特定的檢測管的取樣要求。電泵和檢測管組成的新的檢測系統(tǒng)能適用于作業(yè)環(huán)境的檢測。
Xylene | NO.123TP |
| C6H4∈CH3∷2 |
 |
This detector tube is only to be used with automatic gas sampler GSP-300FT-2 |
Specifications
| Calibration Range | 2 - 80 ppm |
| Measuring range | 2 - 80 ppm |
| Sampling (flow) Rate | 100mL/min |
| Sampling Volume | 1000mL |
| Sampling Time | 10min |
| Detecting Limit | 1 ppm |
| Colour Change | White → Brown |
| Corrections for temperature/humidity | Unnecessary for 0 to 40ºC Unnecessary for R.H.0 to 90% |
| Shelf life | 2 years |
| 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 |
| Carbon monoxide |  75ppm | Unclear demarcation | Brown (When 50ppm or higher) |
| Ethyl benzene | 1/3 | + | Brown |
| Ethyl acetate |  400ppm | No | No |
| Dichloro methane | 30ppm | No | No |
| N,N,dimethylformamide | 25ppm | No | No |
| Trichloroethylene | 1/2 | + | No |
| Toluene | 1/3 | + | Brown |
| n-Hexane | 200ppm | Unclear demarcation | No |
| Methanol | 200ppm | No | No |
| Calibration gas generation | Diffusion tube method |
| TLV-TWA | TLV-STEL | Explosive range |
| 100 ppm | 150 ppm | 1.0×7.0% |