China 'GB/T 12689.10-2004
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 12689.10-2004
The methods for chemical analysis of zinc and zinc alloys--The determination of tin content--The phenylfluorone-cetyltrimethyla-mmonium bromide spectrophotometric method 锌及锌合金化学分析方法 锡量的测定 苯芴酮-溴化十六烷基三甲胺分光光度法
Issued Date:2004-04-30
Implemented Date:2004-10-01
Issued by:
The Standardization Administration of the People's Republic of China