Home / Standards / GB/T 11738-1989 GB/T 11738-1989 Abolished Standard methodfor hygienic examination of methanol and acetone in air of residential areas--Gas chromatography 居住区大气中甲醇、丙酮卫生检验标准方法 气相色谱法 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