... Spectrophotometer, Visible Spectrophotometer, Flame Photometer, Whiteness Meter, Turbidity Meter, Colorimeter, Gloss Meter, Tintometer, Automatic Polarimeter, Auto Melting ... Automatic Refractometer, Abbe Refractometer, PH/DDS/TDS Meter, etc. Application: A620/A650 Automatic Refractometer ... and durable;² High brightness LED lights, with long service life;² Extremely large storage capacity can store up ...