Checker 1 pH Meter

Features a replaceable basic screw-type pH electrode.

Unit of Sale :Each

Blue Litmus Paper (12 vials)

$32.62

Calibration Kit (pH 7 & 10, 20 ml, 5 pcs each)

$30.10

Calibration Kit, (pH 4 & 7, 20 ml, 5 pcs each)

$30.10

Litmus Paper (1 Red, 1 Blue)

$14.41