pH, Conductivity & TDS Meters

HACH 9531000 POCKET PRO ORP PH TESTER - with Manual

$49.99

New Mettler Toledo 405-DPAS-SC-K8S/225 PH Probe 225MM

$319.99

Milwaukee MC125 PRO Digital pH / ORP Controller for USA 110V for Aquariums

$282.95

NEW 2022 ROSEMOUNT ANALYTICAL 228-02-21-56-61 CONDUCTIVITY PROBE TOROIDAL

$898.2

Hach CDC40103 IntelliCAL Conductivity Probe 3 Meter (b555)

$625.0

Fisher Liquid-Filled pH/ATC Polypropylene Body Electrode With Ag/AgCl 13-620-530

$195.0

HACH H160 PH METER w/ Probe

$199.99

Myron L meter Ultrapen (EC)/TDS/Salinity Pen Item # PT1

$231.0