China 'GB/T 29643-2013
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 29643-2013
Sodium hydroxide for industrial use - Laboratory sample - Preparation of the main solution for carrying out certain determinations 工业用氢氧化钠 实验室样品和进行项目测定用主溶液的制备
Issued Date:2013-09-06
Implemented Date:2014-01-31
Issued by:
The Standardization Administration of the People's Republic of China