Data
Measurement range
0 to 50 ppm PO4 (0 to 50 mg/L)
Chemical method
Phosphomolybdenum blue
Background color correction
Compensated at the measurement wavelength
Measurement frequency
1 to 4 measurements per hour (User-selectable)
Accuracy / maximum measured error
±5 % of reading or ±0.005 ppm (whichever is the greater)
Repeatability
±5 % of reading or ±0.030 ppm (whichever is the greater)
Resolution
0.001 ppm or 1 ppb
Measurement units
mg/l, ppm, ppb, μg/l
Calibration
2-point, automatic calibration