550A Dissolved Oxygen Instrument
Material: 550A-100
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Highly accurate Dissolved Oxygen measurements with YSI's proven technology
Features:- Field-replaceable DO electrode modules- Screw-on cap membranes- IP-67 case- Over 2000 hours battery life- Calibrate in either mg/L or % saturation* * *Please visit our extensive dissolved oxygen resource page to learn about all things DO and BOD related.You can also download The Dissolved Oxygen Handbook - the definitive guide on all things DO.