Hanna Instruments HI 98180 Instruction Manual page 44

Focus on Molar Weight .
Press Modify in order to change molar weight.
Use ARROW keys to change the value. Press Accept to confirm or ESC to exit.
If Standard was pressed.
Use ARROW keys to focus on the desired electrode.
Press Accept to confirm setting or ESC to exit.
Press View to see probe parameters.
ISE unit
Focus on the ISE unit item.
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