Gastec 102H 빠른 측정 검출기 Hexane CH3 (CH2) 4CH3 (0.015 ~ 1.2 %)
Model102H
문의하기
안전한 결제
품질 보장
간편 교환 및 반품
배송 가능
Indicator: 0.03 to 0.6%
Measuring Range:
+ 0.015 to 0.03%, Number of Pump Strokes 2
+ 0.03 to 0.6%, Number of Pump Strokes 1
+ 0.6 to 1.2%, Number of Pump Strokes 1/2
Sampling Time: 45 seconds per pump stroke
Colour Change: Orange → Dark green
Reaction Principle: CH3(CH2)4CH3 + Cr6+ + H2SO4 → Cr3+
Coefficient of Variation: 10% (for 0.03 to 0.2 %), 5% (for 0.2 to 0.6 %)
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 | 0.003% (n = 2) | |||
| Colour Change | Orange → Dark green | |||
| Reaction Principle | CH3(CH2)4CH3 + Cr6+ + H2SO4 → Cr3+ | |||
| Coefficient of Variation | 10% (for 0.03 to 0.2 %), 5% (for 0.2 to 0.6 %) | |||
| 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 | 3% | + | Dark green (whole layer) |
| Propane | 0.2% | + | Dark green (whole layer) |
| Aromatic HCs | 500 ppm | + | Dark green |
| Alcohols, Esters, Ethers | + | Dark green | |
| Halogenated HCs | 5000 ppm | + | Dark green |
| Hydrogen sulphide | 500 ppm | + | Dark green |
| sulphur dioxide | 500 ppm | + | Green |
Other substance measurable with this detector tube
| Substance | Correction Factor | No. of pump strokes | Measuring Range |
| CycloHexane | Factor: 1.0 | 1/2, 1 or 2 | 0.015 to 1.2% |
| Methylchyclohexane | Factor: 1.4 | 1 | 0.04 to 0.84% |
| Calibration gas generation | Static gas dilution method |
| TLV-TWA | TLV-STEL | Explosive range |
| 50 ppm | - | 1.1 to 7.5% |
빠른 지원
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