铝合金化学分析方法 第2部分:碘量法测定铜含量
Methods for chemical analysis of aluminium alloys -- Part 2: Determination of copper content by iodinetric method
2004-02-16
KS D ISO 796(2017 Confirm)
알루미늄 합금의 구리 정량 방법-전기 분해법
铝合金化学分析方法电解法测定铜量
2012-05-08
GB/T 223.18-1994
钢铁及合金化学分析方法 硫代硫酸钠分离-碘量法测定铜量
Methods for chemical analysis of iron,steel and alloy--The sodium thiosulfate separation iodimetric method for the determination of copper content
1994-01-17
GB/T 223.52-1987
钢铁及合金化学分析方法 盐酸羟胺-碘量法测定硒量
Methods for chemical analysis of iron,steel and alloy--The hydroxylamine hydrochloride-iodometric method for the determination of selenium content
1987-05-12
KS D ISO 795(2022 Confirm)
알루미늄 및 알루미늄 합금-구리 정량 방법-옥살산다이하이드라지드 분광법
铝及铝合金化学分析方法草酰肼光度法测定铜量