AD131r is a compact pH meter featuring automatic pH calibration, HOLD function, low battery indication, temperature measurement and compensation.
AD131r offer you the greatest value-for-money for basic pH, ORP and Temperature measurements. 2 points push-button calibration with auto-buffer recognition in 7 memorized points (pH 1.68, 4.01, 6.86, 7.01, 9.18, 10.01 and pH 12.45).
Auto-off after 8 minutes of non-use conserves energy and lengthens battery life-span.
Supplied complete with
Free of charge
AD9345WP plastic portable case, black color.
AD131-AD132 ORP measurement
A3230B ORP electrode check