XinRui WSB-2 Whiteness meter

XINRUI WSB-2 Whiteness Meter can measure R457 blue light whiteness, opacity, widely used in Spinning & weaving printing and dyeing, paints Coating, chemical building materials, paper Cardboard, plastic products, white cement, ceramics, enamel, tale powder, starch, flour, salt, detergent, cosmetics and other substances of whiteness measurement.