Ph Probe Water Electrode Sensor Conductivity Electrode
USD $5.5 - $14.9 /Piece
Min.Order:1 Piece
Ningbo Sinotester Biological Co., Ltd.
Waterproof PH/EC/CF/TDS Meter, ph meters for water testing sensor electrode
portable turbidity meter, Turbidimeter, nephelometer factory price test water quality
monitor TDS EC levels for aquariums pools hydroponics water quality tester tds meter
High Accuracy digital pH Meter with automatic temperature compensation