DIN EN ISO 787-25:2007
颜料和添加剂的通用试验方法.第25部分:白色、黑色和着色颜料的纯色体系颜料比较.色度法
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 (ISO 787-25:1993); English version of DIN EN ISO 787-25:2007-02