... Vis Spectrophotometer, Visible Spectrophotometer, Flame Photometer, Whiteness Meter, Turbidity Meter, Colorimeter, Gloss Meter, Tintometer, Automatic Polarimeter, Auto Melting Point Apparatus ... Refractometer, Abbe Refractometer, PH/DDS/TDS Meter, etc.TDSscan series Waterproof Pocket TDS TesterTotal Dissolved Solids (TDS) comprise ... & Weight180(L)mm×30(Dia.)mm & 85g Pocket TDS Tester or TDS Meter