BS EN ISO 787-24:1988 颜料和填充剂的一般试验方法.第24部分:着色颜料的相对着色力和白色颜料的相对散射力的测定.光度法
General methods of test for pigments and extenders - Determination of relative tinting strength of coloured pigments and relative scattering power of white pigments - Photometric methods