... Spectrophotometer, Visible Spectrophotometer, Flame Photometer, Whiteness Meter, Turbidity Meter, Colorimeter, Gloss Meter, Tintometer, Automatic Polarimeter, Auto Melting ... Abbe Refractometer, PH/DDS/TDS Meter, etc.TDSscan series Waterproof Pocket TDS TesterTotal Dissolved Solids (TDS) ... with platinum sensor, giving you quick, reliable conductivity measurement. Double junction sensor, you can ...