| Water vapor | H2O | NO.6LLP |
|
|
||
| Performance |
|
Measuring Range |
2 to 10 LB/MMCF |
|
Number of Pump Strokes |
2 |
|
Correction Factor |
1 |
|
Sampling Time |
3 minutes per pump stroke |
|
Detecting Limit |
2 LB/MMCF (n=2) |
|
Color Change |
Yellow |
|
Reaction Principle |
Humidity reacts with reagent to produce green stain. |
| Coefficient of Variation | 10% (for 2 to 4 LB/MMCF), 5% (for 4 to 10 LB/MMCF) |
| Shelf Life | 3 Years |
| Corrections for temperature & humidity |
Temperature correction is necessary |
| Store the tubes at cool and dark place. | |
| Possible coexisting substances and their interferences | (NOTE) |
|
Substance |
Concentration |
Interference |
Change color by itself |
|
Hydrogen Chloride, Hydrogen Cyanide, Nitric Acid |
- |
Plus error |
- |
|
Sulfur Dioxide, Nitrogen Dioxide |
- |
Plus error |
- |
|
Alcohols |
 50 ppm |
No effect |
No discoloration |
|
Esters, Aldehydes, Ketones,Nitriles |
- |
Plus error |
- |
| Triethylene glycol | - | No effect | No discoloration |
| Calibration gas generation | Diffusion tube method | |
| TLV-TWA | TLV-STEL | Explosive range |
| - | - | - |
|
|
| Copyright(c) 2001 GASTEC CORPORATION. All rights reserved. |
Green