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This cartridge installs in any standard 20-inch Big Blue housing with a 4
great-tasting water throughout your home
Minimal moving parts and robust cartridge valve design reduce service intervals
Hanna (HI1230B) Laboratory combination pH electrode with ceramic junction for field applications. Pleated Polyester warranty validationHanna Instruments Laboratory Grade pH Measurement HI1230B Laboratory Combination pH Electrode Ceramic junction design for reliable field and lab performance across demanding applications Double Ag AgCl reference 013 pH range Gel electrolyte PEI body construction The Hanna HI1230B is a laboratory grade combination pH electrode built for field use with a ceramic single junction and double Ag AgCl reference system. Its 7. 5mm spherical tip and gel
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