There is a $100.00 minimum order required when purchasing "Apera Instruments" products
Overview
Features:
Apera Instruments 301Pt-S Combination ORP Electrode is built with a high-quality platinum ORP sensor and gel KCL electrolyte (no need for refill), suitable for general water solutions testing and wastewater treatment. This electrode with 8-pin connector is compatible with Apera's PH400, PC400, PH400S, and PC400S portable meters.
Built with Apera's proprietary platinum ORP sensor
Gel KCL electrolyte adopted; No need for refilling.