Indicator:
Measuring Range:
+ 0.05~0.1ppm, Number of Pump Strokes 10
+ 0.1~1.5 ppm, Number of Pump Strokes 5
+ 1.5~2.5ppm, Number of Pump Strokes 3
+ 2.5~9.8ppm, Number of Pump Strokes 1
Sampling Time: 1.5 minute per pump stroke
Colour Change: Yellow → Red
Reaction Principle: PH3 +3HgCl2 → P(HgCl)3 + 3HCl, HCl + Base → Chloride
Coefficient of Variation: 10% (for 0.1 to 0.4 ppm), 5% (for 0.4 to 1.5 ppm)
Nr. of tests: 10
Pump: GV-100S/110S
Catalog
Manual
Manual tube
Performance
| Measuring Range |
0.05 to
0.1 ppm |
0.1 to
1.5 ppm |
1.5 to
2.5 ppm |
2.5 to
9.8 ppm |
|
| Number of Pump Strokes |
|
| Correction Factor |
|
| Sampling Time |
1.5 minutes per pump stroke |
| Detecting Limit |
0.02 ppm (n = 10) |
| Colour Change |
Yellow → Red |
| Reaction Principle |
PH3 +3HgCl2 → P(HgCl)3 + 3HCl
HCl + Base → Chloride |
| Coefficient of Variation |
10% (for 0.1 to 0.4 ppm), 5% (for 0.4 to 1.5 ppm) |
| Shelf Life |
2 Years |
| Corrections for temperature & humidity |
Unnecessary |
| Store the tubes at cool and dark place. |
Possible coexisting substances and their interferences
(NOTE)
| Substance |
Concentration |
Interference |
Change colour by itself to |
| Arsine |
1/10 time |
+ |
Red |
| Hydrogen chloride |
|
No |
No |
| Diborane |
|
No |
No |
