China 'GB/T 11735-1989
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 11735-1989
Standard method for hygienic examination of bery-llium in air of residential areas--Morin fluorescence spectrophotometric method 居住区大气中铍卫生检验标准方法 桑色素荧光分光光度法
Issued Date:1989-09-21
Implemented Date:1990-07-01
Issued by:
The Standardization Administration of the People's Republic of China