Gel pH Electrode Probe Plastic Body for Field Testing Horiba 9651-10D Descriptons : This plastic-body, gel-filled pH electrode with integrated temperature sensor is ideal for field testing. The body is durable and no need to refill the electrode. Specifications : pH Range : 0 to 14 Temperature Range : 0 to 80°C Liquid Junction : Porous sintered polyethylene Temperature Sensor : Integrated Cable Length : 1m Connectors : BNC, phono jack Overall Length : 150mm Diameter : 16mm