BS EN ISO 8502-6:2020
在涂覆油漆和相关产品之前准备钢基材 表面清洁度评估测试 萃取水溶性污染物进行分析(布雷勒法)
Preparation of steel substrates before application of paints and related products. Tests for the assessment of surface cleanliness - Extraction of water soluble contaminants for analysis (Bresle method)