Home / Standards / GB/T 11735-1989 GB/T 11735-1989 Abolished 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 Standard Type GBT ICS 13.040.20 CCS C51 Status 废止 Issue Date 1989-09-21 Implementation 1990-07-01 Responsible Dept 国家卫生健康委 Drafting Unit N/A