80 酸性氣體檢測管80 Acid gases
- 公司名稱 上海儀在機電科技有限公司
- 品牌
- 型號 80
- 產地
- 廠商性質 經銷商
- 更新時間 2018/5/21 15:42:14
- 訪問次數 620
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酸性氣體檢測管80 Acid gases
的詳細介紹
酸性氣體檢測管80 Acid gases
Acid gases No.80
Performance | (Acetic acid) |
Measuring Range | 1 to 2 ppm | 2 to 40 ppm | 40 to 80 ppm |
Number of Pump Strokes | 4 | 2 | 1 |
Correction Factor | 1/2 | 1 | 2 |
Sampling Time | 45 seconds per pumpstroke | ||
Detecting Limit | 0.5 ppm (n=4) | ||
Color Change | Palereddish purple → Pale Yellow | ||
Reaction Principle | Acid gases react withdetecting layer to produce yellow stain. | ||
Coefficient ofVariation | 10% (for2 to 40 ppm) | ||
ShelfLife | 2Years | ||
Correctionsfor temperature & humidity | Unnecessary | ||
Store the tubes in dark and coolplace |
Possible coexisting substances and theirinterferences | (NOTE) |
Substance | Correction | Pump | Color Change | Measuring range |
Hydrogen chloride | 4 | 2 | Pale reddishpurple | 4 to 320 ppm |
Chlorine | 0.35 | 2 | White | 0.35 to 28 ppm |
Nitric acid | 2.5 | 2 | Pale reddishpurple | 2.5 to 200 ppm |
Sulfur dioxide | 0.75 | 2 | Yellow | 0.75 to 60 ppm |
Nitrogen dioxide | 0.1 | 2 | Pinkish gray | 0.1 to 80 ppm |
Iodine | 0.06 | 2 | Light bluishgray | 0.06 to 48ppm |
Othersubstance measurable with this detector tube |
Substance | Correction Factor | Pump Strokes | Measuring Range |
Acetylene | 1.5 | 1/2, 1, 2 | 0.075 to 3.6% |
Butane, Heptane,Isobutane | 0.7 | 1/2, 1, 2 | 0.035 to 1.68% |
Ethylene | 7.0 | 1/2, 1, 2 | 0.35 to 16.8% |
Hexane | 0.5 | 1/2, 1, 2 | 0.025 to 1.2% |
Isopentane | 0.9 | 1/2, 1, 2 | 0.045 to 2.16% |
Pentane | 0.75 | 1/2, 1, 2 | 0.0375 to 1.8% |
Propane | 1.0 | 1/2, 1, 2 | 0.05 to2.4% |