China 'GB/T 8156.9-1987
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 8156.9-1987
Methods for chemical analysis of aluminium fluoride for industrial use--The molybdenum blue photometric method for the determination of phosphorus content 工业用氟化铝化学分析方法 钼蓝光度法测定磷量
Issued Date:1987-08-10
Implemented Date:1988-06-01
Issued by:
The Standardization Administration of the People's Republic of China