Measuring Range 5 to50 ppm Sampling Rate 100mL/min(300mL) Correction Factor 1 Sampling Time 3 minutes Detecting Limit Color Change Yellow → Dark brown Reaction Principle CO + Na2Pd(SO3)2 → Pd + CO2 + SO2+Na2SO3 Coefficient of Variation 10% (for 5 to 10 ppm), 5% (for 10 to 50 ppm) Shelf Life 3 Years Corrections for temperature Unnecessary for