Acid Gases Detection Tubes (1 to 80 ppm)
Measures Acid Gases with a Range of 1 to 80 ppm.
- Measuring Range of
- 1 to 2 ppm - 4 pump strokes
- 2 to 40 ppm - 2 pump strokes
- 40 to 80 ppm - 1 pump stroke
- Sampling Time: 30 seconds per pump stroke
- Changes from Pale Bluish Purple to Yellow
- Corrections for temperature & humidity: Unnecessary
- Relative Standard Deviation: 10% (for 2 to 40 ppm)
- 2 Year Shelf Life
- Reaction principle: Acid + Base → Reaction Product
- Store the tubes in a dark and cool place
- This detector tube can analyze acid gases qualitatively and quantitatively
| Substance |
Correction Factor |
No. of Pump Strokes |
Measuring range |
Changes color to |
| Sulfur dioxide |
0.75 |
2 |
1.5 to 30 ppm |
Yellow |
| Hydrogen chloride |
4 |
2 |
8 to 160 ppm |
Pale reddish purple |
| Nitric acid |
2.5 |
2 |
5 to 100 ppm |
Pale reddish purple |
| Iodine |
0.06 |
2 |
0.12 to 2.4 ppm |
Light bluish gray |
| Nitrogen dioxide |
0.1 |
2 |
0.2 to 4 ppm |
Pinkish gray |
| Chlorine |
0.35 |
2 |
0.7 to 14 ppm |
White |
Acid Gases Detection Tubes (1 to 80 ppm)
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