LIDA INSTRUMENT was founded in 1992, it is a professional manufacturer of laboratory instrument in shanghai, china.
We undivided attention to research and development of laboratory instruments for water quality analysis, Our principle
is recommend the excellent analytical instruments continually. Now, Our products include pH, Ion, Oxidation-Reduction
Potential (ORP), Conductivity, Total Dissolved Solids (TDS), Salinity, Dissolved Oxygen Meter, Polarimeter, Melting Point
Apparatus, Ozone Analyzer, Magnetic Stirrer etc.
Ever since its foundation, Our products sold well on china and overseas market such as America, Europe, Middle East,
Southeast Asia etc. People foremost, LIDA INSTRUMENT will provide excellent products and service for you.
PRECISION pH/mV/ORP/oC/oF METER
Model LIDA920 LIDA921 LIDA922
pH Range -2.000~16.000pH -2.000~16.000pH -2.000~16.000pH
pH Accuracy ±0.005pH ±0.002pH ±0.002pH
Resolution 0.001pH 0.001pH 0.001pH
mV Range 0~±1999.9mV 0~±1999.9mV 0~±1999.9mV
mV Accuracy ±0.2mV ±0.2mV ±0.2mV
Resolution 0.2mV 0.1mV 0.1mV
ORP Range --- --- 0~±1999.9mV
ORP Accuracy --- --- ...
WATERPROOF POCKET TDS/oC TESTER
Model TDSSCAN10 TDSSCAN20 TDSSCAN30
TDS Range 0.0~100.0ppm 0~1000ppm 0.00~10.00ppt
TDS Accuracy ±1.5% F.S ±1.5% F.S ±1.5% F.S
Resolution 0.1ppm 1ppm 0.01ppt
Temperature Range 0~80oC
Temperature Accuracy ±1oC
Temperature Compensation 0~50oC, Automatic
Temperature Coefficient 2%/oC