Replacement Refillable pH Probe Provides an Economical Way to Refill Your Probe
Eliminates the problem of limited electrode shelf life, contamination and usage life. The Extech Replacement Refillable pH Probe measures pH and any application that requires direct contact such as food, paper, cement and wet surfaces. For use with Extech Exstik 4-in-1 (Nos. 132861 and 132862) and 3-in-1 (No. 132863) Water Quality Meter Kits.