... , Whiteness Meter, Turbidity Meter, Colorimeter, Gloss Meter, Tintometer, Automatic Polarimeter, Auto Melting Point Apparatus, Automatic Refractometer, Abbe Refractometer, PH/DDS/TDS ... institutions, basic teaching experiments, etc.Characteristics:v Adoption of new single-chip microcomputer system, completely functions.v 4 Digital LCD display, widely ...