Gastec 23M 二酸化塩素クイック測定検出器チューブ ClO2（0.1〜10ppm）
メーカーGastec(このブランドの他の製品を見る)
Model23M
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安全なチェックアウト
高品質な対応
簡単な交換・返品
配送対応可能
Indicator: 0.5 to 5 ppm
Measuring Range:
+0.1 to 0.5 ppm , Number of Pump Strokes 2 to
+ 0.5 to 5 ppm, Number of Pump Strokes 1
+ 5 to 10 ppm, Number of Pump Strokes 1/2
Sampling Time: 1 minute per pump stroke
Colour Change: White → Pale pink
Coefficient of Variation: 10% (for 0.05 to 2 ppm), 5% (for 2 to 5 ppm)
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 | 1 minute per pump stroke | |||
| Detecting Limit | 0.05 ppm (n=5) | |||
| Colour Change | White → Pale pink | |||
| Reaction Principle | Chlorine dioxide oxidises the indicator to produce Pale pink discolouration. | |||
| Coefficient of Variation | 10% (for 0.05 to 2 ppm), 5% (for 2 to 5 ppm) | |||
| Shelf Life | 3 Years | |||
| Corrections for temperature & humidity | Unnecessary | |||
| Store the tubes in dark and cool place. | ||||
Possible coexisting substances and their interferences (NOTE)
| Substance | Concentration | Interference | Change colour by itself to |
| Nitric oxide | + | Pale pink | |
| Ozone | + | Pale pink | |
| Nitrogen dioxide | + | Pale pink | |
| Chlorine | + | Pale pink | |
| Bromine, Iodine | + | Pale pink |
| Calibration gas generation | Permeation tube method |
| TLV-TWA | TLV-STEL | Explosive range |
| 0.1 ppm(2014) | 0.3 ppm(2014) | - |
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