Gastec 13L 빠른 측정 감지기 튜브 이황화 탄소 CS2 (0.1 ~ 8.1ppm)
Model13L
문의하기
안전한 결제
품질 보장
간편 교환 및 반품
배송 가능
Indicator: 0.1 ~ 3.0 ppm
Measuring Range:
+ 0.1 ~ 3.0 ppm, Number of Pump Strokes 2
+ 3.0 ~ 8.1 ppm, Number of Pump Strokes 1
Sampling Time: 3 minutes per pump stroke
Colour Change: Bluish purple → White
Reaction Principle: CS2 + CrO3 + H2S2O7 → SO2 + CO2, CS2 + CrO3 + H2S2O7 → SO2 + CO2
Coefficient of Variation: 10% (for 0.1 to 1.0 ppm), 5% (for 1.0 to 3.0 ppm)
Nr. of tests: 5
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 | 3 minutes per pump stroke | ||
| Detecting Limit | 0.05 ppm (n=2) | ||
| Colour Change | Bluish purple → White | ||
| Reaction Principle | CS2 + CrO3 + H2S2O7 → SO2 + CO2 SO2 + I2 + H2O → HI + H2SO4 |
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| Coefficient of Variation | 10% (for 0.1 to 1.0 ppm), 5% (for 1.0 to 3.0 ppm) | ||
| Shelf Life | 2 Years | ||
| Corrections for temperature & humidity | Temperature correction is necessary | ||
| Store the tubes at cool and dark place. | |||
Possible coexisting substances and their interferences (NOTE)
| Substance | Concentration | Interference | Change colour by itself to |
| Chloroform |  150ppm |
+ | White |
| Carbon tetrachloride | 50ppm |
+ | White |
| o-Dichlorobenzene | 20ppm |  |
No( 20ppm) |
| Dichloromethane | 100ppm |
+ | White |
| Tetrachloroethylene | 80ppm |
+ | White |
| Trichloroethylene | 10ppm |
+ | White |
| Hydrogen sulphide | 50ppm |
+ | No(50ppm) |
| Acetone | 750ppn | No | No |
| Ethyl acetate | 200ppm | No | No |
| Toluene | 40ppm | No | No |
| n-Hexane | 100ppm | No | No |
| Methanol | 300 ppm | No | No |
| Methyl ethyl ketone | 250ppm | No | No |
| Calibration gas generation | Permeation tube method |
| TLV-TWA | TLV-STEL | Explosive range |
| 1 ppm(2014) | - | 1.3 to 50% |
빠른 지원
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