Thermo Orion ISE Electrodes

Thermo Scientific™ Orion™ Ion Selective Electrodes (ISE) deliver superior performance, reproducible results, and trusted accuracy for a wide range of applications. Designed for measuring ion concentrations in water, food, and pharmaceutical samples, Orion ISEs provide reliable results backed by EPA-approved methods.

Achieve precise measurements by pairing Orion electrodes with NIST-traceable calibration standards, ionic strength adjusters, reagents, and fill solutions. With options for ammonia, fluoride, chloride, nitrate, and more, Orion ISE electrodes are the go-to choice for laboratories that demand accuracy, durability, and compliance.