B. Gas dilution Gas: acetic acid acetic acid-final ammonia ash3 25 ppm benzene carbon dioxide cfc-11 cfc-113 cfc-114 cfc-115 cfc-12 co2 ctfe cyclohexane decane diaminebutane dichloroethylene,1,1 dichloroethylene,1,2-cis dichloroethylene,1,2-trans dodecane ethylene h2 h2o2 h2s hcfc-123 hcfc-141b hcfc-142b hcfc-21 hcfc-22 hcfc-31 hexane hfc-134a hydrogen hydrogen sulphide isooctane m-xylene methane methylbromide methylcyclohexane methylcyclopentane methylene chloride nickel carbonyl nitrogen nitrous oxide nitrous oxide 2 nitrous oxide 3 o2 octane oxygen pentane perchloroethylene propylene sf6 tert-butylmethylether tetrachloroethene toluene trichloroethylene trimethylbenzene,1,2,3 vinylchloride Temperature: °C K Flask volume: ml Injected volume: ml micrl Chek here for an injection from pure solution headspace or give the Concentration of injected gas: ppmv atm micrg/ml nM