一氧化碳气体检测管1D 1D
产品简介
一氧化碳气体检测管1D CO Carbon monoxide
产品详细信息
一氧化碳气体检测管1D CO Carbon monoxide
简单介绍
一氧化碳气体检测管1D CO Carbon monoxide，Measuring Range 1.04 to 2000 ppm Sampling Hours 0.5 to 48 hours Detecting Limit 2 ppm (10 hours)一氧化碳检测管价格
一氧化碳气体检测管1D CO Carbon monoxide的详细介绍
一氧化碳气体检测管1D CO Carbon monoxide Carbon monoxide ****D
CO
| Performance |
|
Measuring Range |
1.04 to 2000ppm |
|
Sampling Hours |
0.5 to 48hours |
|
Detecting Limit |
2 ppm (10hours) |
|
Color Change |
Pale Yellow →Brown |
|
Reaction Principle |
CO +Na2Pd(SO3)2 → Pd + CO2 + SO2 + Na2SO3 |
| Coefficient ofVariation |
10%(for 50 to 1000 ppm-hr) |
| ShelfLife | 2 Year |
| Correctionsfor temperature & humidity |
Unnecessary |
| Store the tubes atcool and dark place. | |
| Possible coexisting substances and theirinterferences | (NOTE) |
|
Substance |
Concentration |
Interference |
Change color by itself to |
|
Nitrogendioxide |
5 ppm |
- |
No |
|
Chlorine |
- |
No |
No |
|
Hydrogensulphide |
- |
+ |
Reddishbrown |
| Calibration gasgeneration | Diffusion tubemethod | |
| TLV-TWA | TLV-STEL | Explosive range |
| 25 ppm | - | 12.5to 74% |
备案号：粤ICP备11010883号|
公安机关备案号：44040202000312|
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