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●Fast response with membrane polarographic electrode ●Highly sensitive measurement at μg/L level ●Atmospheric calibration method and hydrogen standard gas not required ●AC/DC batteries 2-way power supply ●Equipped with flow cell and analogue output cable Meas. range 0.0ppb - 10.00ppm

Enables measurement of CO2 in both liquid phase and gas phase Wide measurement range(0.1 - 100%) Membrane electrode allows for reliable measurement Power-saving design; rechargeable battery adaptable Waterproof design(IP67: 1m depth, up to 30mins) Meas. range Liquid phase: 1.49 - 1490 mg/L Gas phase: 0.1 - 100%

Concentration of acid and alkali measurable High concentration range measurable by electromagnetic method Analog output enables easy continuous measurement Switchable concentration and conductivity rate Easy maintenance requires no daily calibration Meas. range (conductivity rate) 0 - 200 S/m

Handheld Surface Salinity Meter SSM-21P Compliant with PSPC  Ideal for surface salinity measurements of paints used in ship coatings  Simple operation (just attach the cell to the meter and inject pure water into the cell)   Measurement range 0 - 199.9mg/m2, 0 - 1999mg/m2 0 - 199.9μS/cm, 0 - 1.999mS/cm 0 - 50℃

Industrial Conductivity Transmitter WDM-135A (2-wire) / WDM-136A (4-wire) Easy-to-use conductivity analyzer for field installation in a compact and rigid aluminum enclosure Wide application range from ultra-pure water to wastewater  Alterable output range Meas. range Minimum: 0 - 0.2 μS/cm Maximum: 0 - 20 mS/cm

Industrial Conductivity Transmitter WBM-160 (4-wire) Multi-function conductivity analyzer for field installation in a compact aluminum diecast enclosure Wide application range from ultrapure water to wastewater 2-point contact signal, 2-channel output including temperature (RS-232 optional) Power supply: AC90 - 264V, 50/60Hz   Meas. range Minimum : 0 - 0.2 μS/cm Maximum : 0 - 20 mS/cm

Conductivity Transmitter with HART Interface WBM-165H (2-wire) HART communication protocol interface with a 2-wire, 24 VDC circuit Aluminum diecast enclosure, digital display and a wide range of other useful features One-touch auto calibration Self-diagnostic function Meas. range Minimum : 0 - 0.2 μS/cm Maximum : 0 - 20 mS/cm

Compact DIN 96 size Temperature compensation computed by a microcomputer  Cell constant value adjustable depends on customers' need Water temperature displayable Power supply: AC90 - 264V, 50/60Hz Meas. range Minimum : 0 - 0.2 μS/cm Maximum : 0 - 20 mS/cm