China Wholesale Chemical Oxygen Demand Analyzer Suppliers Factories - DOS-118F Lab Dissolved Oxygen Sensor – BOQU

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China Wholesale Chemical Oxygen Demand Analyzer Suppliers Factories - DOS-118F Lab Dissolved Oxygen Sensor – BOQU Detail:

Measuring range	0-20mg/L
Measured water temperature	0-60℃
Electrode shell material	PVC
Temperature compensation resistor	2.252K, 10K, 22K, Ptl00, Pt1000
Sensor life	>1years
Cable length	1 m or 2m(double shielded)
Detection lower limit	0.1 mg/L (ppm) (20℃)
Measurement upper limit	20mg/L(ppm)
Response time	≤l min(90％, 20℃)
Polarization time	>2min
Minimum flow rate	2.5cm/s
Drift	<3%/month
Measurement error	<±1 PPM
Air current	80-100nA (25℃)
Polarization voltage	0.7V
Zero oxygen	<5PPb(3min)
Calibration intervals	>60 days

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Dissolved Oxygen Analyzer