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    ISO flue gas calibration certificate - with 6 measuring points

    0520 0055
  1. 6 calibration points: O2: 2.5 vol% / CO: 100 ppm / CO: 1000 ppm / NO: 800 ppm / NO2: 100 ppm / SO2: 1000 ppm
  2. According to ISO standard
    3. This certificate documents the ISO calibration of your measuring instrument. Calibration is carried out at the following measuring points: O2: 2.5 vol%, CO: 100 ppm, CO: 1000 ppm, NO: 800 ppm, NO2: 100 ppm, SO2: 1000 ppm.

    ISO flue gas calibration certificate with 6 measuring points: O2: 2.5 vol% / CO: 100 ppm / CO: 1000 ppm / NO: 800 ppm / NO2: 100 ppm / SO2: 1000 ppm.