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GB/T 11939-1989 Standard method for hygienic examination of dinitrobenzene and nitrochlorobenzene in drinking water sources--Gas chromato-graphy 水源水中二硝基苯类和硝基氯苯类卫生检验标准方法 气相色谱法 - 英文版 |
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GB/T 11938-1989 Standard method for hygienic examination of chlorobenzenes in drinking water sources--Gas chromato-graphy 水源水中氯苯系化合物卫生检验标准方法 气相色谱法 - 英文版 |
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GB/T 11937-1989 Standard method for hygienic examination of benzenes in drinking water sources--Gas chromato-graphy 水源水中苯系物卫生检验标准方法 气相色谱法 - 英文版 |
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GB/T 11936-1989 Standard method for hygienic examination of acrylamide in drinking water sources--Gas chromatography 水源水中丙烯酰胺卫生检验标准方法 气相色谱法 - 英文版 |
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GB/T 11935-1989 Standard method for hygienic examination of chloroprene in drinking water sources--Gas chromato-graphy 水源水中氯丁二烯卫生检验标准方法 气相色谱法 - 英文版 |
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GB/T 11934-1989 Standard method for hygienic examination of acetaldehyde and acrolin in drinking water sources--Gas chromatography 水源水中乙醛、丙烯醛卫生检验标准方法 气相色谱法 - 英文版 |
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GB/T 11741-1989 Standard method for hygienic examination of carbon disulfide in air of residential areas--Gas chromato-graphy 居住区大气中二硫化碳卫生检验标准方法 气相色谱法 - 英文版 |
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GB/T 11738-1989 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 - 英文版 |
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GB/T 11737-1989 Standard method for hygienic examination of benzene，toluene and xylene in air of residentialareas--Gas chromatography 居住区大气中苯、甲苯和二甲苯卫生检验标准方法 气相色谱法 - 英文版 |
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GB/T 11734-1989 Standard methodfor hygienic examination of methylparathion in air of residential areas--Gas chromatography 居住区大气中甲基-1605卫生检验标准方法 气相色谱法 - 英文版 |
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GB/T 11731-1989 Standard method for hygienic examination of nitrobenzene in air of residential areas--Gas chromato-graphy 居住区大气中硝基苯卫生检验标准方法 气相色谱法 - 英文版 |
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GB/T 4921-1985 Waste gasfrom manufacturing process--Determination of chemical oxygendemand and nitrogenoxide--Potassium dichromate oxidation and naphthylethylene diamine colorimetric method 工业废气 耗氧值和氧化氮的测定 重铬酸钾氧化、萘乙二胺比色法 - 英文版 |
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GB/T 4920-1985 Determination of sulphuric acidmist in tail gas in sulphuric acid concentration process--Barium chromate colorimetric method 硫酸浓缩尾气硫酸雾的测定 铬酸钡比色法 - 英文版 |
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GB/T 4919-1985 Waste water from manufacturing process--Determination of total nitro compounds--Gas chromato-graphic method 工业废水 总硝基化合物的测定 气相色谱法 - 英文版 |
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GB/T 3144-1982 Toluene--Determination of hydrocarbon impurities--Gas chromatographic method 甲苯中烃类杂质的气相色谱测定法 - 英文版 |
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