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GB/T 17095-1997 Hygienic STANDARD for inhalable particulate matter in indoor air via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
GB 18056-2000 Hygienic STANDARD for methylmercaptan in air of residential area via email in 1-3 business day please email coc@codeofchina.com for quotation
GB/T 38219-2019 Testing standard of catalysts for flue gas denitration 225 (USD) via email in 1 business day VALID
DB37/T 3457-2018 Ambient air―Determination of tritiated water vapor―Liquid scintillation counting method via email in VALID please email coc@codeofchina.com for quotation
GB 3095-2012 Ambient air quality standard via email in VALID please email coc@codeofchina.com for quotation
GB 18058-2000 Hygienic STANDARD for monomethyl-hydrazine in air of residential area via email in 1-3 business day please email coc@codeofchina.com for quotation
GB/T 33556.1-2017 Application specification for hospital cleanrooms and associated controlled environment—Part 1:General guidelines 240 (USD) via email in 1-3 business day VALID
GB/T 17094-1997 Hygienic STANDARD for carbon dioxide indoor air via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
GB 8970-1988 Air quality; Determination of sulfur dioxide in a ambient air; Tetrachlomercurate(TCM), pararosaniline 75 (USD) via email in 1-3 business day
GB 9078-1996 Standard of smoke and dust emission for industrial kiln and furnace 120 (USD) via email in 1-3 business day VALID
GB/T 11731-1989 Standard method for examination of nitrobenzene in air of residential areas-Gas chromatography 60 (USD) via email in 1-3 business day VALID
GB/T 15957-1995 Corrosivity classification of atmospheric environment via email in 1-3 business day please email coc@codeofchina.com for quotation
GB 11742-1989 Standard method for examination of hydrogen sulfide in air of residential areas-Methylene blue spectrophotometric method 75 (USD) via email in 1-3 business day VALID
GB 13223-1996 Emission standard of air pollutants for thermal power plants 105 (USD) via email in 1-3 business day ABOLISHED
GB/T 17093-1997 Hygienic standard for bacterial total in indoor air 60 (USD) via email in 1-3 business day VALID
GB/T 14670-1993 Air quality-Determination of styrene-Gas chromatography via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB/T 11732-1989 Standard method for examination of pyridine in air of residential areas-Cyanogen chloride-barbituric acid spectrophotometric method 45 (USD) via email in 1-3 business day VALID
GB/T 11734-1989 Standard method for examination of methylparathion in air of residential areas-Gas chromatography 60 (USD) via email in 1-3 business day VALID
GB/T 35428-2017 Requirements of environmental control for hospital negative pressure isolation ward 180 (USD) 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 (USD) via email in 1 business day VALID
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