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FC 300
Combination Sodium
Electrode
Instruction Manual
Страница 1: ...1 FC 300 FC 300 FC 300 FC 300 FC 300 Combination Sodium Electrode Instruction Manual ...
Страница 2: ... The FC300 sodium electrode is a potentiometric device used for the rapid determination of free sodium ions in water soft drinks beer wine and soils The electrode functions as a sensor or ionic conductor The FC300 is a combination electrode that does not require a separate reference electrode to complete its electrolytic circuit The selective glass membrane blown on the tip of the sensor exchanges...
Страница 3: ...ed Solutions Required Solutions Required Standards for Sodium Measurements Select appropriate Hanna Instruments standard and ISA from the list below Part number 0 1 M sodium solution HI4016 01 10 ppm sodium solution HI4016 10 100 ppm sodium solution HI4016 02 1000 ppm sodium solution HI4016 03 30 0g L NaCl solution 500mL HI 7081L 3 0g L NaCl solution 500mL HI 7083L 0 3g L NaCl solution 500mL HI 70...
Страница 4: ...one minute Discard conditioning solution after use do not return to bottle Rinse off sensor bulb in water and place into a smallcontainerofstoragesolution HI4016 45 This so lution provides optimum conditions to rehydrate the mem brane surface and prepare it for sodium measurements A minimum of one hour is recommended for rehydrating the sensing surface Calibration standards and sample solutions sh...
Страница 5: ...um specialprecautionsmustbeemployedfor reproduciblemeasurements Waterusedforstandardsmust be sodium free and sensors and glassware must be rinsed repeatedly with this water to prevent carry over In the region where the electrode response appears curved more calibration points are needed and calibration will need to be repeated more frequently A pH mV meter in mV mode with semi log graph paper may ...
Страница 6: ... The ratio of sodium to hydrogen ion should be greater than 10000 For example if sodium is 05M Hydrogen ion must be 0 000005M 5 30 pH or greater If sodium is 00001M pH must be 7 00 pH Samples that fall beyond this range must be adjusted with ISA See Section VI XIV XIV XIV XIV XIV Storage Storage Storage Storage Storage The FC300 sodium electrodes may be stored in storage solution or in aqueous sod...
Страница 7: ...teofpurchase when used for their intended purpose and maintained according to instructions If they fail to work when first used contact your dealer immediately Damage due to accidents misuse misapplication tampering or lack of prescribed maintenance is not covered HannaInstrumentsreservestherighttomodifythedesign construction or appearance of its products without advance notice ...
