Water Quality Meters

Extech EC701

HK$99.99

Extech PH701

HK$99.99

Replacement pH Probe for EC700

Extech EC700

HK$699.00 HK$589.00

6-in-1 Water Quality Meter with 3 Probes

Extech SDL100

HK$449.00

pH/ORP/Temperature Datalogger

Extech RE305

HK$79.99

Exstik® Replacement ORP Electrode Module

Extech RE300

HK$149.00

ExStik® ORP Meter

Extech PH90

HK$124.00

Waterproof pH Meter

Extech PH7-P

HK$29.99

7pH Buffer Solution (2 Bottles)

Extech PH4-P

HK$29.99

4pH Buffer Solution (2 Bottles)

Extech PH305

HK$99.99

pH/mV/Temperature Electrode

Extech PH300

HK$409.00

Waterproof pH/mV/Temperature Kit