Draeger Sulfur Dioxide 50/b Detector Tubes

More Information Application Range: Standard Measuring Range: 400 to 8,000 / 50 to 500 ppm Number of Strokes n: 1 / 10 Time for Measurement: approx. 15 s / approx. 3 min Standard Deviation: ± 10 to 15 % Color Change: blue → yellow Ambient Operating Conditions: Temperature: 0 to 50 °C Absolute Humidity: 1 to 15 mg H2O / L Reaction Principle: SO2 + IO3 – → H2SO4 + I– Cross Sensitivity: Hydrochloric acid is indicated in high concentrations. 10,000 ppm Hydrochloric acid corresponds to an indication of 150 ppm sulfur dioxide. No interference by: 500 ppm nitrogen monoxide 100 ppm nitrogen dioxide PRICE FOR 1 TUBES