China 'YS/T 1489.4-2021
' Industry standard english version:
YS
中华人民共和国行业标准
INDUSTRY STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
YS/T 1489.4-2021
Methods for chemical analysis of cobalt-chromium-tungsten alloy powders-Part 4: Determination of nickel content-Diacetyl oxime spectrophotometry{译} 钴铬钨系合金粉末化学分析方法 第4部分:镍含量的测定 丁二酮肟分光光度法
Issued Date:2021/12/2
Implemented Date:2022/4/1
Issued by:
The Standardization Administration of the People's Republic of China
GB Standard Code
YS/T 1489.4-2021
Standard Category
China Non-ferrous Metal Industry
Standards
GB Standard English Title
Methods for chemical analysis of cobalt-chromium-tungsten alloy powders-Part 4: Determination of nickel content-Diacetyl oxime spectrophotometry{译}