空气质量硝基苯类(一硝基和二硝基化合物)的测定锌还原-盐酸萘乙二胺分光光度法
Air quality-Determination of nitrobenzene(mononitro-and dinitro-compound)-Reduction by zinc-N-(1-Naphthyl)ethylene diamine dihydrochloride spectrophotometric method
Air quality-Determination of nitrobenzene(mononitro-and dinitro-compound)-Reduction by zinc-N-(1-Naphthyl)ethylene diamine dihydrochloride spectrophotometric method
Air quality-Determination of benz [a] pyrene in ambient air-High performance liquid chromatography
Ambient air-Determination of nitrogen dioxide-saltzman method
Ambient air-Determination of total suspended particulates-Gravimetric method
Ambient air-Determination of lead-Flameatomic absorption spectrophotometric method
Air quality-Determination of carben disulfide-Diethylamine spectrophometric method
Air quality-Determination of ammonia-Sodium salicylate-sodium hypochlorite spectrophotometric method
Air quality-Determination of sulfuretted hydrogen, methyl sulfhydryl,dimethyl sulfide and dimethyl disulfide
Air quality-Determination of trimethylamine-Gas chromatography
Air quality-Determination of odor-Triangle odor bag method