China 'GB/T 42513.4-2023
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 42513.4-2023
Methods for chemical analysis of nickel alloys Part 4: Determination of silicon content Nitrous oxide-flame atomic absorption spectrometry and molybdenum blue spectrophotometry 镍合金化学分析方法 第4部分:硅含量的测定 一氧化二氮-火焰原子吸收光谱法和钼蓝分光光度法
Issued Date:2023.11.27
Implemented Date:2024.6.1
Issued by:
The Standardization Administration of the People's Republic of China