... flour, starch and rice flour to attain the goal of controlling the machining precision SpecificationsWhiteness meter except solution or liquid ... or liquid samples, this instrument can be widely measured the whiteness value of any substances. Such as: powder, board ... ---Size & Weight405X325X330mm & 6.5kg Digital Whiteness Meter (0-100%,LED display, touch panel, test paper, rice, flour, powder, paste)