... UV Vis Spectrophotometer, Visible Spectrophotometer, Flame Photometer, Whiteness Meter, Turbidity Meter, Colorimeter, Gloss Meter, Tintometer, Automatic Polarimeter, Auto Melting Point Apparatus, ... Automatic Refractometer, Abbe Refractometer, PH/DDS/TDS Meter, etc.Application:This instrument based on the principle of ... 2Power Supply220V+/-10%Measuring Condition0/dd/0 Whiteness Meter (WSB-3)