KS M ISO 8502-5-2002(2017) 涂装前钢材表面处理表面清洁度评定试验第5部分:涂装前钢材表面氯化物的测定(离子检测管法)
Preparation of steel substrates before application of paints and related products-Tests for the assessment of surface cleanliness-Part 5:Measurement of chloride on steel surfaces prepared for painting