Indicator: 2 to 100 ppm
Measuring Range:
+ 0.4 to 2 ppm , Number of Pump Strokes 2 to 5
+ 2 to 100 ppm , Number of Pump Strokes 1
+ 100 to 200 ppm , Number of Pump Strokes 1/2
Sampling Time: 1.5 minute per pump stroke
Colour Change: White → Brown
Reaction Principle: Aromatic Hydrocarbons + I2O5 + H2SO4 → I2
Coefficient of Variation: 10% (for 2 to 20 ppm), 5% (for 20 to 100 ppm)
Nr. of tests: 10
Pump: GV-100S/110S
Details
Catalog
Manual
Performance
| Measuring Range |
| 0.4 to 2 ppm |
2 to 100 ppm |
100 to 200 ppm |
|
| Number of Pump Strokes |
|
| Correction Factor |
1/2 to 1/5 |
1 |
2 |
| Sampling Time |
1.5 minutes per pump stroke |
| Detecting Limit |
0.2 ppm (n=5) |
| Colour Change |
White → Brown |
| Reaction Principle |
Aromatic Hydrocarbons + I2O5 + H2SO4 → I2 |
| Coefficient of Variation |
10% (for 2 to 20 ppm), 5% (for 20 to 100 ppm) |
| Shelf Life |
3 Years |
| Corrections for temperature & humidity |
Unnecessary |
| |
| Calibration gas generation |
Diffusion tube method |
| TLV-TWA |
TLV-STEL |
Explosive range |
| - |
- |
- |
