2025-12-14 216.73.216.3
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Chinese National Standard List: Analysis methods for toxic substances in atmosphere

GB/T 14670-1993 Air quality－Determination of styrene－Gas chromatography 
  Issued on: 1993-09-18   Translation Price(USD): 100.0
GB/T 14669-1993 Air quality - Determination of ammonia - Ion selective electrode method 
  Issued on: 1993-9-18   Translation Price(USD): 85.0
GB/T 14668-1993 Air quality. Determination of ammonia. Nesslers reagent colorimetric method 
  Issued on: 1993-09-18   Translation Price(USD): 184.0
GB/T 14679-1993 Air quality. Determination of Ammonia. Sodium salicylate-sodium hypochlorite spectrophotometric method 
  Issued on: 1993-09-18   Translation Price(USD): 180.0
GB/T 14675-1993 Air quality－Determination of odor－Triangle odor bag method 
  Issued on: 1993-09-18   Translation Price(USD): 80.0
GB/T 14680-1993 Air quality－Determination of carben disulfide－Diethylamine spectrophometric method 
  Issued on: 1993-09-18   Translation Price(USD): 95.0
GB/T 14677-1993 Air quality. Determination of toluene, dimethyl benzene and styrene. Gas chromatography 
  Issued on: 1993-09-18   Translation Price(USD): 300.0
GB/T 14678-1993 Air quality －Determination of sulfuretted hydrogen, methyl sulfhydryl, dimethyl sulfide and dimethyl disulfide －Gas chromatography 
  Issued on: 1993-9-18   Translation Price(USD): 120.0
GB/T 14676-1993 Air quality －Determination of trimethylamine －Gas chromatography 
  Issued on: 1993-9-18   Translation Price(USD): 140.0
GB 9801-1988 Air quality-Determination of carbon monoxide-Non-disperisive infrared spectrometry 
  Issued on: 1988-08-16   Translation Price(USD): 30.0
GB/T 9802-1988 Air quality--Determination of total suspended particulates--Gravimetric method 
  Issued on: 1988-08-16   Translation Price(USD): 180.0
GB/T 9801-1988 Air quality-Determination of carbon monoxide-Non-disperisive infrared spectrometry 
  Issued on: 1988-08-16   Translation Price(USD): 70.0
GB 8970-1988 Air quality; Determination of sulfur dioxide in a ambient air; Tetrachlomercurate(TCM), pararosaniline 
  Issued on: 1988-03-26   Translation Price(USD): 60.0
GB 8969-1988 Air quality; Determination of nitrogen oxides in ambient air; Griess-saltzman method 
  Issued on: 1988-03-26   Translation Price(USD): 45.0
DB37/T 4078-2020 Ambient air—Online determination of volatile organic compounds—Gas chromatography-flame ionization detector /mass spectrometer 
  Issued on: 2020-08-20   Translation Price(USD):
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