DIN EN ISO 23900-4:2018
颜料和增量剂 分散方法和在塑料中的分散性评估 第4部分:通过双辊研磨法测定白色颜料在聚乙烯中的色彩特性和易分散性(ISO 23900-4:2015)
Pigments and extenders - Methods of dispersion and assessment of dispersibility in plastics - Part 4: Determination of colouristic properties and ease of dispersion of white pigments in polyethylene by two-roll milling (ISO 23900-4:2015)