WS201 Salinity The model with high resolution scale of 1‰ was developed for concentration use.It can be used to measure the low concentration of salt in sea in sea water and prepared food solution and check salt content
WS211 Salinity/ATC This model has a built-in automatic temperature compensation system. Compensation temperature range 10℃~30℃
WS203 0~10%Brix/0~100‰ Salinity The model were developed for most general purpose work. these can measure Brix content and sale content. Measuring range:0~10% Brix / 0~100‰ Salinity Minimum Scale:0.2% / 1‰