Gastec 1H 빠른 측정 감지기 튜브 일산화탄소 CO (0.1 ~ 10 %)
Model1H
문의하기
안전한 결제
품질 보장
간편 교환 및 반품
배송 가능
Indicator: 0.2 ~5.0%
Measuring Range:
+ 0.1 ~ 0.2%, Number of Pump Strokes 2
+ 0.2 ~ 5.0%, Number of Pump Strokes 1
+ 5.0 ~10.0%, Number of Pump Strokes 1/2
Sampling Time: 45 seconds per pump stroke
Colour Change: White → Blackish brown
Reaction Principle: 5CO + I2O5 + H2S2O7 → I2
Coefficient of Variation: 10% (for 0.2 to 1.0 %), 5% (for 1.0 to 5.0 %)
Nr. of tests: 10
Pump: GV-100S/110S
Performance
| Measuring Range |
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| Number of Pump Strokes |
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| Correction Factor |
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| Sampling Time | 45 seconds per pump stroke | |||
| Detecting Limit | 0.02% (n=2) | |||
| Colour Change | White → Blackish brown | |||
| Reaction Principle | 5CO + I2O5 + H2S2O7 → I2 | |||
| Coefficient of Variation | 10% (for 0.2 to 1.0 %), 5% (for 1.0 to 5.0 %) | |||
| 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 |
| Acetylene | 0.3% | + | Blackish brown |
| Olefins | 2/3 time | + | Brown |
| Butane | 1% | + | Pale brown (whole layer) |
| Propane | 20% | + | No |
| Hexane | 0.3% | + | Pale brown (whole layer) |
| Calibration gas generation | High pressure gas cylinder method |
| TLV-TWA | TLV-STEL | Explosive range |
| 25 ppm | - | 12.5 to 74% |
빠른 지원
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