China 'GB/T 6276.4-2010
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 6276.4-2010
Determination of ammonium hydrogen carbonate for industrial use - Part 4: Sulphate content - Visible turbidimetric method 工业用碳酸氢铵的测定方法 第4部分:硫酸盐含量 目视比浊法
Issued Date:2010-06-30
Implemented Date:2011-01-01
Issued by:
The Standardization Administration of the People's Republic of China