Fluoride ion electrode (combination) 6561S-10C

Fluoride ion electrode (combination) 6561S-10C



Segment: Scientific
Division: Water Quality
Manufacturing Company: HORIBA Advanced Techno Co., Ltd.
Measurement Range

0.02 - 19,000 mg/L F-

Temperature Range0 - 50 ºC
pH RangepH 5 - 8 (0.1 - 1000 mg/L F-)
Accuracy± 2%
Internal ElectrodeAg/AgCl 
Internal Solution3.3 mol/L KCl
Liquid JunctionMovable sleeve
Connector & Cable LengthBNC, 1m
Dimensions150mm (length), 16.5mm (diameter)
Wetted Part MaterialsLaF3, PSU
Slope-53 to-62 mV/decade
Selection Coefficient

Possible interference when multiply-charged ion

(e.g., Al3+, Fe3+) coexisted and foamed the complex 

Package Contents
  • Fluoride Ion Electrode Tip
  • 1000 mg/L Fluoride Ion Standard Solution (50ml)
  • 100 mg/L Fluoride Ion Standard Solution (50ml)
  • Fluoride Ionic Strength Adjustor (50ml)
  • Fluoride Ion Electrode Filling Solution (50ml)
  • Syringe
  • Dropper
  • Protective Pipe
  • Manual
Accessories and Solutions
7661SFluoride Ion Electrode Tip
500-F-IFSFluoride Ion Electrode Filling Solution (500ml)
500-F-SL100 mg/L Fluoride Ion Standard Solution (500ml)
500-F-SH1000 mg/L Fluoride Ion Standard Solution (500ml)
500-F-TISABFluoride Ionic Strength Adjustor (500ml)

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