Hydrazine Detection Tubes (0.05 to 2.0 ppm)
Gastec Detection Tube No. 185 measures Hydrazine with a Range of 0.05-2 ppm.
- Measuring Range: 0.05 to 0.1 ppm, 0.1 to 2 ppm
- Number of Pump Strokes: 10, 5
- Correction Factor: 1/2, 1
- Sampling Time: 1 minute per pump stroke
- Detecting Limit: 0.01 ppm (10 pump strokes)
- Corrections for temperature & humidity: Humidity correction is necessary
- Reaction Principle: N2H4 + H2SO4 → N2H4・H2SO4
- Relative Standard Deviation: 10% (for 0.1 to 0.5 ppm), 5% (for 0.5 to 2 ppm)
- Changes from Pink to Yellow
- 3 Year Shelf Life
- Store the tubes at cool and dark place.
Possible coexisting substances and their interferences:
| Substance |
Interference |
Changes color by itself to |
| Amines |
+ |
Yellow |
| Ammonia |
+ |
Yellow |
Other substance measurable with this detector tube:
| Substance: |
Correction Factor: |
No. of Pump Strokes: |
Measuring Range: |
| Dimethyl hydrazine |
Factor:1 |
5 |
0.1 to 2 ppm |
| Methyl hydrazine |
Factor: 6 |
5 |
0.6 to 12 ppm |
Hydrazine Detection Tubes (0.05 to 2.0 ppm)
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