SPECIFICATIONSRange0.00 to 2.50 ppmResolution0.01 ppmAccuracy±0.03 ppm ±3% of reading @ 25 °CTypical EMC Dev.±0.01 ppmLight SourceLight Emitting Diode @ 525 nmLight DetectorSilicon PhotocellMethodAdaptation of USEPA method 330.5. The reaction between ...