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现行 GB/T 11742-1989
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居住区大气中硫化氢卫生检验标准方法 亚甲蓝分光光度法 Standard method for hygienic examination of hydrogen sulfide in air of residential areas—Methylene blue spectrophotometric method
发布日期: 1989-09-21
实施日期: 1990-07-01
本标准规定了用亚甲蓝分光光度法测定居住区大气中硫化氢的浓度。本标准适用于居住区大气中硫化氢浓度的测定,也适用于室内和公共场所空气中硫化氢浓度的测定
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