... The Polarimeter is an instrument used for determining the optical rotation of substances. In this way, the concentration, content, ... or RS232 and can be used for measuring specific rotation,optical rotation,sugar degree and concentration.² It offers automatic repetition ... )Accuracy±0.01(-15º«optical rotation«+15º).±0.02(optical rotation<-15º, or optical rotation>+15º).Temperature Control Range15-30° ...