Description
Apera SX731 7 in 1 Portable Multi Parameter Meter Kit pH, ORP, EC, TDS, Salinity, Resistivity & Temp food quality control Zinc Anode: Long lasting electrode design SP6 GR double junction ORP probe Built to last with Zinc Anode: Long lasting electrode design The 5 Stage Filter’s longer lifespan makes it the most cost effective Gravity System replacement cartridge for non fluoridated water households