Sensor model 0141N Storage temperature range 0°C to 40°C Length 100 mm Sensing device ISFET (Ion-sensitive field-effect transistor) Internal electrode Silver/ silver chloride electrode Reference electrode internal solution Carboxymethyl cellulose (CMC), glycerin, saturated KCl Liquid junction material Porous sintered polyethylene Sensor material Tantalum pentoxide, LCP, epoxy resin, polyethylene resin Height of sensing part 1 mm (from the tip )