BS EN ISO 8502-12:2003 涂料和相关制品使用前钢基质的预处理.表面清洁度的评定试验.水溶性亚铁离子的现场滴定测定方法
Preparation of steel substrates before application of paints and related products - Tests for the assessment of surface cleanliness - Field method for the titrimetric determination of water-soluble ferrous ions