ISO 8502-9:1998/Cor 1:1999 涂装油漆和有关产品前钢材预处理 表面清洁度的评定试验 第9部分:水溶性盐的现场电导测定法 技术勘误表1
Preparation of steel substrates before application of paints and related products- Tests for the assessment of surface cleanliness - Part 9: Field method for the conductometric determination of water-soluble salts