BS EN ISO 787-24:1995 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
1995BS EN ISO 787-24:1995 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
1988BS EN ISO 787-24:1988 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