| Cl2 |
 |
Performance
| Measuring Range |
|
| Number of Pump Strokes |
|
| Correction Factor |
|
| Sampling Time |
30 seconds per 1/2 pump stroke |
| Detecting Limit |
0.05% (n=1) |
| Colour Change |
Reddish purple → Yellow |
| Reaction Principle |
Cl2 + Indicator → Yellow products |
| Coefficient of Variation |
10% (for 0.5 to 3 %), 5% (for 3 to 10 %) |
| Shelf Life |
3 Years |
| Corrections for temperature & humidity |
Unnecessary |
| Store the tubes at cool and dark place. |
Possible coexisting substances and their interferences
(NOTE)
| Substance |
Concentration |
Interference |
Change colour by itself to |
| Hydrogen chloride |
|
+ |
Pink |
| Nitric acid |
|
+ |
Pink |
Other substance measurable with this detector tube
| Substance |
Correction Factor |
No. of pump strokes |
Measuring Range |
| Hydrogen chloride |
3.0 |
1/2 |
1.5 to 30 % |
| Calibration gas generation |
High pressure gas cylinder method |
| TLV-TWA |
TLV-STEL |
Explosive range |
| 0.5 ppm |
1 ppm |
- |
