US$ 74.95
SPECIFICATION
000-hour life with auto-shutoff
MA885 Digital Refractometer
Recommended for fresh water aquariums & aquaculture
HM Digital SP-C5 Replacement Probe - EC/TDS/Temp Sensor for HM-500 HydroMaster dissolved oxygen meter SPECIFICATIONSP C5 HM 500 TDS EC Replacement Probe (Replacement EC TDS sensor for HM 500) Measures Conductivity and TDS Measures Temperature Application: Aquaculture, Aquarium, Drinking Water, Food & Beverage, Hydroponics, Pool Spa, Water Treatment
US$ 74.95
US$ 119.95
US$ 124.97
US$ 23.99
US$ 74.95
US$ 99.95
US$ 144.95