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Measuring Range 200 to 3000 ppm Sampling Rate 100mL/min(150mL) Correction Factor 1 Sampling Time 1.5 minutes Detecting Limit Color Change Pale blue → Purple Reaction Principle CO2 + N2H4 → NH2NHCOOH Coefficient of Variation 10% (for 200 to 1000 ppm) , 5% (for 1000 to 3000 ppm) Shelf Life 3 Years Corrections for temperature Unnecessary for 0 to 40 Correctionsfor humidity Unnecessary for R.H.0 to 90%
