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数量割引、まとめ買い価格の更新、新製品情報をメールでお届けします。
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Indicator: 2 to 30 ppm
Measuring Range:
+ 0.5~1ppm, Number of Pump Strokes 8
+ 1~2 ppm, Number of Pump Strokes 4
+ 2 to 30 ppm, Number of Pump Strokes 2
+ 30 to 60 ppm, Number of Pump Strokes 1
Sampling Time: 1minutes per pump stroke
Colour Change: Blue → Yellow
Reaction Principle: SO2 + BaCl2 +H2O → BaSO3 + 2HCl, HCl+Base → Chloride
Coefficient of Variation: 10% (for 2 to 10 ppm), 5% (for 10 to 30 ppm)
Nr. of tests: 10
Pump: GV-100S/110S
| Measuring Range |
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| Number of Pump Strokes |
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| Correction Factor |
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| Sampling Time | 1 minute per pump stroke | ||||
| Detecting Limit | 0.1 ppm (n=8) | ||||
| Colour Change | Blue → Yellow | ||||
| Reaction Principle | SO2 + BaCl2 +H2O → BaSO3 + 2HCl HCl+Base → Chloride |
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| Coefficient of Variation | 10% (for 2 to 10 ppm), 5% (for 10 to 30 ppm) | ||||
| Shelf Life | 3 Years | ||||
| Corrections for temperature & humidity | Unnecessary | ||||
| Store the tubes at cool and dark place. | |||||
| Substance | Concentration | Interference | Change colour by itself to |
| Carbon monoxide, Nitric oxide |
No | No | |
| Carbon dioxide | 100% | Unclear demarcation | Unclear demarcation |
| Nitrogen dioxide | ≧ 1/1 | + | Pale purple |
| Hydrogen sulphide | No | No |
| Substance | Correction Factor | No. of pump strokes | Measuring Range |
| Thionyl chloride | 0.72 | 2 | 1.44 to 21.6 ppm |
