CNYST Portable Fluorescence Dissolved Oxygen Analyzer DO Meter with Dissolved Oxygen Measurement Range 0~15mg/L or 0~119.9% Accuracy ±3.0% FS Calibration 100.0% in Air Altitude Compensation 0~1000m Abbe Refractometer 1ppm L-alarm:2 PPM H-alarm:5 PPM

CNYST Portable Fluorescence Dissolved Oxygen Analyzer DO Meter with Dissolved Oxygen Measurement Range 0~15mg/L or 0~119.9% Accuracy ±3.0% FS Calibration 100.0% in Air Altitude Compensation 0~1000m Abbe Refractometer 1ppm L-alarm:2 PPM H-alarm:5 PPM!!! The probe of the Fluorescence Dissolved Oxygen Meter is selectable with 3. 5m, 5m, 10m, 20m. The probe in this link is 5 meters long. !!! Fluorescence Dissolved Oxygen Meter Auto temperature compensation ATC : Yes Automatic shutdown function : There is no button operation for half an hour Backlight : Yes product description Measuring range : 0. 0~15. 0 (mg L) 0~119. 9% Solution: 0. 1 (mg L) Accuracy: 3. 0%FS Calibration: 100. 0% in Air Temperature

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