ISO 8502-15:2020
涂料和相关产品使用前钢衬底的制备.表面清洁度评定试验.第15部分:用酸萃取法分析可溶性污染物的萃取
Preparation of steel substrates before application of paints and related products — Tests for the assessment of surface cleanliness — Part 15: Extraction of soluble contaminants for analysis by acid e