Gastec 2H Quick-measuring Detector tubes Carbon dioxide CO2 (0.5-20％)
Manufacturer: Gastec Model: 2H - Contact
See more: Equipment Calibration-Inspection & Repair Service
Call for the best price
Hanoi city: (024) 35.381.269
Danang city: (023) 63.747.711
Bac Ninh city: (0222) 730.39.68
Hai Phong city: (0225) 730.03.89
HCM city: (028) 38.119.636
Dong Nai: 0932.160.940
Indicator: 1 ~ 10%
Measuring Range:
+ 0.5 to 1%, Number of Pump Strokes 2
+ 1 to 10%, Number of Pump Strokes 1
+ 10 to 20%, Number of Pump Strokes 1/2
Sampling Time: 45 seconds per pump stroke
Colour Change: White → Purple
Reaction Principle: CO2 + N2H4 → NH2NHCOOH
Coefficient of Variation: 10% (for 1 to 3 %), 5% (for 3 to 10 %)
Nr. of tests: 10
Pump: GV-100S/110S
Details
Performance
| Measuring Range |
|
|||
| Number of Pump Strokes |
|
|||
| Correction Factor |
|
|||
| Sampling Time | 45 seconds per pump stroke | |||
| Detecting Limit | 0.1% (n=2) | |||
| Colour Change | White → Purple | |||
| Reaction Principle | CO2 + N2H4 → NH2NHCOOH | |||
| Coefficient of Variation | 10% (for 1 to 3 %), 5% (for 3 to 10 %) | |||
| Shelf Life | 3 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 |
| Ammonia | No | No | |
| Carbon Monoxide | No | No | |
| Chlorine | No | No | |
| Hydrogen sulphide | No | No | |
| Hydrogen chloride | No | No | |
| Nitrogen oxides | No | No | |
| sulphur dioxide | No | No | |
| Amines | No | No | |
| Organic solvents | No | No |
| Calibration gas generation | High pressure gas cylinder method |
| TLV-TWA | TLV-STEL | Explosive range |
| 5000 ppm(2014) | 30000 ppm(2014) | - |
- Quality Engagement
- Easy change and return
- Delivery Avaliable
- Favorable payment
