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The Direct Nesslerization Method
In case of nitrogen dioxide in concentrations above 300 ppm the indication layer can bleach
Color Change: grey blue white
money and aggravation in the field
Oxygen content
Water Vapour 0.1/a, 0.1 - 1.0 mg/L, (8101321) Benzene Specific The Direct Nesslerization MethodWater Vapour 0. 1 a, 0. 1 1. 0 mg L, Part # 8101321, 10 Tests Application Range Standard Measuring Range: 0. 1 to 1. 0 mg L Number of Strokes n: 3 Time for Measurement: approx. 1. 5 min Standard Deviation: 15 to 20 % Color Change: yellow blue Ambient Operating Conditions Temperature: 0 to 30 C Reaction Principle H2O + Mg(CIO4)2 blue reaction product Cross Sensitivity Generally basic substances cause plus errors and acidic substances cause minus
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