... 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.TDSscan series Waterproof Pocket TDS TesterTotal ... view temperature through temperature key. The meter with automatic temperature compensation for accurate reading ...