chemistry laboratory apparatus equipment 1.Na+ sensor 2.Range:0~1mol/L 3.Accuracy: 0.0002mol/L 4.PH Range:6~12 Chemistry Laboratory Apparatus EquipmentNa+ sensorSpecificationRange: 0~1mol/LAccuracy: 0.0002mol/LMeasurement tempreture: 0~80°CPH Range:6~12The electrode is imported from US Educational Na+ sensor chemistry laboratory apparatus equipment