EXTECH PH 110( EXSTIK PH WATERPROOF/ REFILABLE)

Refillable pH electrode that can be reused by refilling the reference solution once it depletes
Obtains continuous high accuracy using fresh reference solution
Fast and easy steps to refill your electrode
Eliminates the concern of electrode shelf life
1, 2 or 3 point calibration automatically recognizes buffer solutions. Order pH buffers separately
Complete with refillable pH electrode, 1.5mL bottle KCI, 2 reference junctions, 2 removal tools, protective cap, sample cup, four 3V CR-2032 batteries, and 48 ” ( 1.2m) neckstrap