FC 911B
Plastic-body (PVDF), double junction, refillable with built-in amplifier, combination pH
electrode. Use: very high humidity.
HI 1413B
Glass-body, single junction, flat tip, Viscolene, non-refillable, combination pH
electrode. Use: surface measurement.
ORP ELECTRODES
HI 3131B
Glass-body, refillable, combination platinum ORP electrode.
Use: titration.
HI 3230B
Plastic-body (PEI), gel-filled, combination platinum ORP electrode.
Use: general purpose.
HI 4430B
Plastic-body (PEI), gel-filled, combination gold ORP electrode.
Use: general purpose.
Consult the Hanna General Catalog for a complete and wide selection of electrodes.