T/CWAN 0029.5-2021 镍基焊接材料化学分析方法第5部分∶磷含量测定正丁醇-三氯甲烷萃取分光光度法
简介
T/CWAN 0029.5-2021
镍基焊接材料化学分析方法第5部分∶磷含量测定正丁醇-三氯甲烷萃取分光光度法
Methods for chemical analysis of nickel-base welding metalsPart 5: Determination of phosphorus content— N-butyl alcohol-chloroform extraction spectrophotometry
2020-01-12 发布
2021-03-01 实施
T/CWAN 0029.5-2021
镍基焊接材料化学分析方法第5部分∶磷含量测定正丁醇-三氯甲烷萃取分光光度法
Methods for chemical analysis of nickel-base welding metalsPart 5: Determination of phosphorus content— N-butyl alcohol-chloroform extraction spectrophotometry
2020-01-12 发布
2021-03-01 实施
推荐下载
