China 'GB/T 20127.13-2006
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 20127.13-2006
Steel and alloy - Determination of trace element contents Part 13: Determination of tin content by iodide extraction-phenylfluorone photometric method 钢铁及合金 痕量元素的测定 第13部分:碘化物萃取-苯基荧光酮光度法测定锡含量
Issued Date:2006-03-02
Implemented Date:2006-09-01
Issued by:
The Standardization Administration of the People's Republic of China