Testing of pigments - Determination of relative tinting strength and of colour difference on reduction of inorganic pigments using the lightness method— 8 стр.
General methods of test for pigments and extenders; Part 24 : Determination of relative tinting strength of coloured pigments and relative scattering power of white pigments; Photometric methods— 14 стр.
BS EN ISO 787-25. 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— 15 стр.