1. REF201/211 0 to 0-100o Salinity
It can be used to measure the low concentration of salt in sea water and prepared food solution and check salt content .
Scale range: 0 to 100o
Minimum scale: 0.1
Accuracy: ±0.1
Model REF 211 has a built -in automatic temperature compensation system. Compensation temperature range 10 to 30.
2. REF202/212 0 to 0-28% Salinity
The model is basic refractometer for the measurement of salt in sea water and prepared food solution.
Scale range: 0 to 28%
Minimum scale: 0.2%
Accuracy: ±0.2%
Model REF 212 has a built -in automatic temperature compensation system. Compensation temperature range 10 to 30.
3. REF203/213 0 to 0-10% Salinity
The model is basic refractometer for the measurement of salt in sea water and prepared food solution.
Scale range: 0 to 10%
Minimum scale: 0.25%
Accuracy: ±0.2%
Model REF 213 has a built -in automatic temperature compensation system. Compensation temperature range 10 to 30.