GB/T 18570.11-2009

Preparation of steel substrates before application of paints and related products - Tests for the assessment of surface cleanliness - Part 11: Field method for the turbidimetric determination of water-soluble sulfate

涂覆涂料前钢材表面处理 表面清洁度的评定试验 第11部分：水溶性硫酸盐的现场浊度测定法