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Standard No. Title Price(USD) Delivery Status Add to Cart
GB 11733-1989 Standard method for examination of inorganic sulfate in air of residential areas-Ion chromatographly $60.00 via email in 1~3 business day valid
GB 11736-1989 Standard method for examination of chlorine in air of residential areas-Methyl orange spectrophotometric method $60.00 via email in 1~3 business day valid
GB 11737-1989 Standard method for examination of benzene toluene and xylene in air of residential areas-Gas chromatography $75.00 via email in 1~3 business day valid
GB 11738-1989 Standard method for examination of methanol and acetone in air of residential areas-Gas chromatography $45.00 via email in 1~3 business day valid
GB 11739-1989 Standard method for examination of lead in air of residential areas-Atomic absorption spectrophotometry $60.00 via email in 1~3 business day valid
GB 11740-1989 Standard method for examination of cadmium in air of residential areas?Atomic absorption spectrophotometry $60.00 via email in 1~3 business day valid
GB 11742-1989 Standard method for examination of hydrogen sulfide in air of residential areas-Methylene blue spectrophotometric method $60.00 via email in 1~3 business day valid
GB 12372-1990 Standard method for examination of nitrogen dioxide in air of residential areas-Modified Saltzman method $75.00 via email in 1~3 business day valid
GB 12374-1990 standard method for examination of nitrate in air of residential areas-Reduction of the cadmium column-the spectrophotometry of N-(1-naphthyl)ethylenediaminl hydrochloride $75.00 via email in 1~3 business day valid
GB 12377-1990 Analytical method of microquantity uranium in air by laser-fluoremetry and spectropho to fluoremetry after extraction with TBP $45.00 via email in 1~3 business day abolished
GB 12378-1990 Analytical method of microquantity uranium in air by spectropho to fluoremetry after extraction with TBP $45.00 via email in 1~3 business day abolished
GB 13223-1996 Emission standard of air pollutants for thermal power plants $344.00 via email in 1~3 business day abolished
GB 13223-2003 Emission Standard of Air Pollutants for Thermal Power Plants $120.00 immediately superseded
GB 18054-2000 Hygienic Standard for benzo (a) pyrene in the atmospheric air of residential area $184.00 via email in 1~3 business day abolished
GB 18056-2000 Hygienic Standard for methylmercaptan in air of residential area $204.00 via email in 1~3 business day abolished
GB 18057-2000 Hygienic Standard for n-hexane in air of residential area $184.00 via email in 1~3 business day abolished
GB 18058-2000 Hygienic STANDARD for monomethyl-hydrazine in air of residential area $274.00 via email in 1~3 business day abolished
GB 18059-2000 Hygienic Standard for unsymmetric dimethylhydrazine in air of residential area $100.00 via email in 1~3 business day abolished
GB 18060-2000 Hygienic STANDARD for hydrazine in air of residential area $314.00 via email in 1~3 business day abolished
GB 18066-2000 Hygienic STANDARD for ozone in air of residential area $224.00 via email in 1~3 business day abolished
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