1DOC272.53.80027User instructionsSodium (Na+) Ion Selective Electrode: Model ISENa38101 or ISENa38103 ElectrodeSafety InformationPrecautionary LabelsR
10 DOC272.53.800276. If prompted, enter a name for the new method settings. Additional changes made to the settings of an existing method are automati
DOC272.53.80027 116. If prompted, enter a name for the new method settings. Additional changes made to the settings of an existing method are automati
12 DOC272.53.800276. If prompted, enter a name for the new method settings. Additional changes made to the settings of an existing method are automati
DOC272.53.80027 13Slope out of range (refer to Checking electrode response on page 14)pH is too low Verify the ph is > 9 after each ISA additionIon
14 DOC272.53.80027Checking electrode responseTo verify electrode response, measure the electrode potential (in mV) of two Sodium Standard Solutions on
DOC272.53.80027 15Replacement PartsDescription Quantity Item NumberIntelliCAL ISENa381 electrode, standard, with 1 m cable 1 ISENa38101IntelliCAL ISEN
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2 DOC272.53.80027Preparation for use1. Remove the electrode soaker bottle from the electrode by loosening the soaker bottle cap.2. Remove the tape fro
DOC272.53.80027 3CalibrationCalibration notes• Probes are initially calibrated at the factory. However, regular calibration by the user is recommended
4 DOC272.53.800271. Connect the electrode to the meter. 2. In three separate beakers or appropriate containers prepare 25-mL standard solutions of 10,
DOC272.53.80027 5Run check standardThe run check standard feature validates instrument performance between sample measurements. Use the run check stan
6 DOC272.53.800271. Prepare the electrode for use. Refer to Preparation for use on page 2. Connect the electrode to the meter.2. Prepare 25-mL of the
DOC272.53.80027 7InterferencesThe glass membrane responds to sodium as well as other ions, so interferences exist. Typically, electrode response to an
8 DOC272.53.80027• Rinse or soak for 1 minute in 25 mL of 100 mg/L sodium standard (containing Sodium ISA).• Calibrate and test the electrode again fo
DOC272.53.80027 9Change measurement optionsMethods are groups of default or user defined settings relevant to specific applications. If the meter is s
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