$525

New In Box Endress+Hauser E+H CPS12E-10P3/0 CPS11E-BA7BAA2 PH electrode

$43.99

Long Body pH Electrode with BNC Socket Probe 300cm Cable 0-14pH for pH Meter,...

$250

Cole-Parmer 350 pH/ORP/Temperature 1/8-DIN Transmitter

$173.1

Milwaukee MW302 Conductivity Meter, Automatic Temperature Compensation

$60

Thermo Scientific Orion Star A121PH Meter

$50.71

Foxboro E99-FAIN PH Transmitter 8.5W Input: 120VAC 60Hz 9.5VA Output: 4-20 ma

$325.65

TESTO 230 pH Water Analysis Temperature Measuring Instrument Probe Selection Kit

$125

Corning 441 Conductivity Meter Tested

$2.81

Portable TDS Meter Test Water Quality Test Pen LCD Display TDS Tester 0-9990ppm

$312

BURKERT 8228 Inductive Conductivity Meter, FOR PARTS/ REPAIR

$59.99

Fisherbrand FE150 Benchtop pH Meter and Stand without Probe

$24.47

lot of HACH 5500sc PO 3/4-LR parts, switches, cables, tubes