... board, paper, paste, sheet, clay,etc.A & E Lab. Main Products: Atomic Absorption Spectrometer (AAS), Fluorescence ... ), etc.Technical Specifications: ModelSBDY-1PSBDY-1Measurement Range0~100.0%Measurement SystemR457 Blue Light WhitenessAccuracy0.1Zero Draft0. ... ---Size & Weight405X325X330mm & 6.5kg Digital Whiteness Meter (0-100%,LED display, touch panel, test paper, rice, flour, powder ...