Liquid Petroleum Gas (LPG) Detection Tubes (0.02 to 0.8%)
Gastec Detection Tube No. 100A measures Liquid Petroleum Gas with a Range of 0.02 to 0.8 %.
- Measuring Range: 0.02 to 0.8%
- Number of Pump Strokes: 1 (100 ml)
- Correction Factor: 1
- Sampling Time: 2 minutes per pump stroke
- Detecting Limit: 0.002% (1 pump stroke)
- Changes from Yellowish brown to Greenish brown
- Corrections for temperature & humidity: Unnecessary
- Reaction Principle: LPG + Cr6+ + H2SO4 → Cr3+
- Relative Standard Deviation: 10% (for 0.02 to 0.2 %), 5% (for 0.2 to 0.8 %)
- 3 Year Shelf Life
- Store the tubes at cool and dark place.
Possible coexisting substances and their interferences:
| Substance |
Concentration |
Interference |
Changes color by itself to |
| Esters, Ketones |
≧ 2000 ppm |
+ |
Greenish brown |
| Hydrocarbons (≧ C3) |
|
+ |
Greenish brown |
Other substance measurable with this detector tube:
| Substance: |
Correction Factor: |
No. of Pump Strokes: |
Measuring Range: |
| Propylene |
1 |
1 |
0.02 to 0.8 % |
| Xylene |
By scale |
2 |
0.1 to 1.2% |
Liquid Petroleum Gas (LPG) Detection Tubes (0.02 to 0.8%)
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