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| (ISO 3668-2017),英文名为Paints and varnishes -- Visual comparison of colour of paints。 它(ISO 3668-2017)是在2017-05-01发布,在2017-05-01开始实施。
 ISO 3668:2017 specifies a method for the visual comparison of the colour of films of paints or related products against a standard (either a reference standard or a freshly prepared standard) using artificial light sources in a standard booth. It is not applicable to coatings containing special-effect pigments, e.g. metallic, without previous agreement on all details of illuminating and viewing conditions
 本标准文件共有14页。
 
  ISO 3668-2017 Paints and varnishes -- Visual comparison of colour of paints.pdf
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