AZ86031 Water Quality Tester PH conductivity (salinity) dissolved oxygen Meter

US $260 / Piece

Min. Order: 1 Piece

Online salinity control meter with salinity probe

5 in 1 Digital pH Meter with TDS/EC/Salinity/Temperature Measurement Waterproof

US $19.9 / pc

Min. Order: 50 pc

TPY-6A Soil Nutrient Meter for testing soil NPK PH Salinity

US $750 / pc

Min. Order: 1 pc