OPTICAL PRISM RECTANGULAR LASER OPTICS BIN#6V-06
NO LOCAL PICK UP allowed.
OPTICAL COATED PRISM RECTANGULAR PRO LASER OPTICS AS PICTURED &F2-A-57
USED Oakton CTSTestr 50P Conductivity/TDS/Salinity Tester UX-35634-55 NEW BATTER
Oakton CTSTestr 50P Tester (UX-35634-55). Oakton CTSTestr 50P. The unit hasnew batteries installed and is ready for use. aquarium salinity tester. Compact pocket-size tester. waterproof conductivity tester.
Hanna Instruments TDS 1 Water Tester 0-999 PPM C1
Has some marks on it.
HM Digital TDS-3 TDS/TEMP Digital Water Tester Meter for Biological Lab
HM Digital TDS-3 TDS/TEMP Digital Water Tester Meter for Biological Lab
USED Oakton EcoTestr TDS Low Tester 35462-10 Meter NEW BATTERIES
Oakton EcoTestr TDS Low Tester (35462-10). Oakton EcoTestr TDS Low. The unit has been fitted withnew batteries and is ready for use. TDS Range: 0 to 1990 ppm. Oakton water tester. field TDS tester. digital TDS tester.