Potence Controls PCV Series pH Sensors are specifically designed for Harsh andSpecial Applications. These sensors with a new unique multipurpose glass ; allowspH sensors to provide fast response, great accuracy and repeatability.A concentric measuring and reference electrode with large reference areaminimizes reference clogging problems.Annular ceramic reference junction permits use where high solution currentsprevail and is unaffected by streaming potentials.Double Junction Polymerized Gel filled Reference requires NO pressurizationallows to use in Samples having Organic compounds , Proteins , Heavy metal orother compounds that reacts with Silver.Combination pH Sensor (SP Glass)Ryton Body.0-100CPt 100 / Pt 1000.Integral CableFlow Through/Immersion