Home / Standards / GB/T 11740-1989 GB/T 11740-1989 Abolished Standard method forhygienic examination of cadmium in air of residential areas--Atomic absorption spectrophotometry 居住区大气中镉卫生检验标准方法 原子吸收分光光度法 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