ISO 8502-6:2020
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6部分:分析用水溶性污染物的提取(布雷斯勒法)
Preparation of steel substrates before application of paints and related products — Tests for the assessment of surface cleanliness — Part 6: Extraction of water soluble contaminants for analysis (Bre