EN ISO 787-25-2006 颜料和填充剂的通用测定法.第25部分:白色、黑色和彩色颜料在饱和系统中色彩的对比.比色法(ISO 787.25:1993)
General methods of test for pigments and extenders - Part 25: Comparison of the colour, in full-shade systems, of white, black and coloured pigments - Colorimetric method