ECO Testr EC Low Oakton Ecotestr 35462-30 - NEW BATTERIES - Used - Professional

Oakton pH/Conductivity CON 10 Series Waterproof (missing probe)- Used

Oakton SALT 6+ Handheld Salinity Meter (Meter Only) - New Batteries - Used

Oakton SALT 6+ Salinity Meter with Probe - Used

Oakton COND6+ Conductivity Tester No Probe - Used

OAKTON CTSTESTR 5 35634-42 CTSTESTER 5 POCKET TESTER SALINITY CONDUCTIVITY & TDS

100PSI Ashcroft Pressure / 30" HG Vacuum Gauge 25W1005PH-02L 2.5in 1/4NPT

Olympus LUCPlanFL N 20x / 0.45 Ph1 Microscope Objective UIS2 ∞/0–2 FN22