1、ICS77.120.10H12中华人民共和国国家标催GB/T13748.4-2013代替GB/T13748.4一2005镁及镁合金化学分析方法第4部分:锰含量的测定高碘酸盐分光光度法Chemical analysis methods of magnesium and magnesium alloys-Part 4:Determination of manganese content-Periodate spectrophotometric methodISO 2353:1972,Magnesium and its alloys-Determination of manganese inmagn
2、esium alloys containing zirconium,rare earths,thorium and silver-Periodate photometric method,NEQ,ISO 809:1973,Magnesium and magnesium alloys-Determination of manganese-Periodate photometric method(Manganese content between 0.01 and 0.8%),NEQISO 810:1973,Magnesium and magnesium alloys-Determination of manganese-Periodate photometric method(Manganese content less than 0.01%),NEQ2013-09-06发布2014-05-01实施中华人民共和国国家质量监督检验检按总局中国国家标准化管理委员会发布