Water quality
DFRobot Gravity Analog Lab-Grade pH Sensor Kit V2
Model SEN0161-V2
pH measurement kit with laboratory electrode and interface board for Arduino and Raspberry Pi.

DFRobot · Water Quality
Model: SEN0249
pH kit with spear-tip electrode for measuring in moist soils, fruits and semi-solid foods.
Water quality
Model SEN0161-V2
pH measurement kit with laboratory electrode and interface board for Arduino and Raspberry Pi.
Water quality
Model DFR0300
Kit for measuring the electrical conductivity of water with a laboratory probe.
Water quality
Model DFR0300-H
Electrical conductivity kit with probe for high-conductivity solutions.
Water quality
Model SEN0244
Total dissolved solids sensor for assessing water quality.
Water quality
Model SEN0237-A
Kit with a galvanic probe for measuring dissolved oxygen in water.
Water quality
Model SEN0165
Oxidation-reduction potential sensor for water monitoring.
Water quality
Model SEN0189
Optical sensor that measures water turbidity with analog or digital output.
Water quality
Model SEN0217
Hall-effect flow meter with pulse output for 1/2-inch pipes.