China 'GB/T 15076.11-1994
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 15076.11-1994
Methods for chemical analysis of tantalum and niob-ium--Determination of arsenic antimony,lead,tin and bismuth contents in niobium 钽铌化学分析方法 铌中砷、锑、铅、锡和铋量的测定
Issued Date:1994-05-09
Implemented Date:1994-12-01
Issued by:
The Standardization Administration of the People's Republic of China