B12.3100-1 0~100‰Salinity With high resolution, usually used for measuring concentration of
salt in sea water and prepared food solution, or checking salt content
B12.3100-1A 0~100‰Salinity
Automatic temperaturecompensation system ranging 10°C~30°C
B12.3100-2
0~28% Salinity
F or low concentration with general purpose work
B12.3100-2A 0~28% Salinity
Automatic temperaturecompensation system ranging 10°C~30°C