Hydrogen Chloride (HCL) Detection Tubes (0.2 to 76 ppm)
Gastec Detection Tube No. 14L measures Hydrogen Chloride with a Range of 0.2 to 76 ppm.
- Measuring Range:
- 0.2 to 1 ppm
- 1 to 20 ppm
- 20 to 76 ppm
- Number of Pump Strokes: 2 to 5, 1, 1/2
- Correction Factor: 1/2 to 1/5, 1, 3.8
- Sampling Time: 45 seconds per pump stroke
- Detecting Limit: 0.05 ppm (5 pump strokes)
- Changes from Yellow to Pink
- Corrections for temperature & humidity: Unnecessary
- Reaction Principle: HCl + Base → Chloride
- Relative Standard Deviation: 10% (for 1 to 5 ppm), 5% (for 5 to 20 ppm)
- 3 Year Shelf Life
- Store the tubes at cool and dark place.
Possible coexisting substances and their inteferences:
| Substance |
Concentration |
Interference |
Changes color by itself to |
| Chlorine |
≧ 1/2 |
+ |
Pink |
| Hydrogen fluoride |
>600 ppm |
+ |
Pink |
| Nitric acid |
≧ 1/10 |
+ |
Pink |
| Nitrogen dioxide |
≧ 5 times |
+ |
Pink |
| Sulfur dioxide |
≧ 10 times |
+ |
Pink |
Hydrogen Chloride (HCL) Detection Tubes (0.2 to 76 ppm)
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