The Grainger Approved pH Electrode Epoxy BNR Round Tip is a pH electrode with an epoxy body and BNR round tip. It has a 12 mm diameter x 120 mm length. The electrode has a pH range of 0-14 pH with an accuracy of ±0.02 pH. It has a temperature range of 0-80°C. The reference is single, Ag/AgCl. It has a BNC connector and 1 m cable length. The electrode is maintenance free and disposable. It is suitable for laboratory, industrial, and wastewater applications. The electrode provides accurate, stable pH measurements.