1.WSB-1 Portable Whiteness Tester; 2.Warranty:ISO; 3. ... Spectrophotometer, Visible Spectrophotometer, Flame Photometer, Whiteness Meter, Turbidity Meter, Colorimeter, Gloss Meter, Tintometer, Automatic Polarimeter, Auto Melting Point ... Hotplate, Mixer, PCR, Oven, etc.WSB-1 Portable Whiteness Meter WSB-1 Characteristics:² Compact in size, novel in ... 170mm & 3kgProduct Show: WSB-1 Portable Whiteness Tester