GB 00160-29

C52GBZGBZ/T160.29-2004Methodsfordeterminationofinorganicnitrogencompoundsintheairworkplace20045212004121GBZ/T160.29-2004GBZ1GBZ2[Nitrogenmonoxide,NitricoxideNitrogendioxideAmmoniaHydrogencyanideCyanicacidCyanidesHydrazoicacidSodiumazide]2004121GB/T160321995GB/T160311995GB/T160331995GB161871996A1995GBZ/T160.29-200412GBZ15933.1540nm3.23.2.13.2.215mm8g3.2.303L/min3.2.410ml3.2.53.33.3.150ml()900ml5g0.05g1000ml1413.3.220306mol/L10595g5g2ml3.3.30.1500g1052h1000ml0.10mg/ml15.0μg/ml3.4GBZ1595.0ml0.5L/min3.53.5.15.0ml3.5.2315min3.5.370.000.050.100.200.300.500.70ml1.0ml4.0ml0.000.250.501.001.502.503.50g15min540nm3g3.5.4g3.63.6.11293PVo=V1273+t101.3VoLVLtPkPa3.6.22mC=1.322VoCmg/m3mg1.32VoL3.6.33.6.4GBZ1593.73.7.10.018g/ml0.009mg/m310L0.0180.7g/ml1.33.43.7.298.43.7.344.1420nm4.24.2.14.2.203L/min4.2.310ml4.2.44.34.3.1201.84g/ml4.3.226.6ml1000ml4.3.317g300ml35g100ml600ml200g/L4.3.40.3879g801h100ml1.0mg/ml20.0μg/ml4.4GBZ1595.0ml0.5L/min15min4.54.5.15.0ml4.5.231.0ml10ml4.5.370.000.100.300.500.700.901.20ml10.0ml0.02.06.010.014.018.024.0μg0.5ml5min420nm3μg4.5.4μg4.64.6.114.6.235(m1+m2)C=3VoCmg/m3m1m2μgVoL4.6.3GBZ1594.74.7.10.2μg/ml0.13mg/m37.5L0.22.4g/ml2.44.7.2804.7.35-5.1T600nm5.25.2.15.2.20.8μm5.2.325mm5.2.403L/min5.2.510ml5.2.65.2.75.35.3.140g/L5.3.20.1g50ml95100ml5.3.31ml20ml5.3.4pH5.868.0g7.6gNa2HPO412H2O1000ml5.3.5T10g/L5.3.61g1g100ml5.3.70.2g100mlCN1.0μg/mlCN10.0ml250ml1ml[0.02g100ml]0.0200mol/LCN1.0ml0.0200mol/L1.04mgCN1.04mg/mlmlCNmg/ml=10ml5.4GBZ1595.4.12.0ml200ml/min10min5.4.21L/min5min7d5.55.5.12.0ml5.5.25.5.2.131.0ml3.0ml5.5.2.210.0ml10min5.0ml5.5.360.000.100.501.001.502.00mlCN5.0ml0.000.100.501.001.502.00μgCN11.5ml0.2mlT5min2.5ml254040min600nm3CNμg5.5.4CNμg5.65.6.115.6.24CN2mC=4VoCCNmg/m3mCNgVoL5.6.3GBZ1595.75.7.10.1μg/ml0.1mg/m32L0.04mg/m35L0.12g/ml1.83.15.7.299.75.7.3TpH5.45.810g/L5.7.466.1454nm6.26.2.16.2.203L/min6.2.310ml6.2.46.36.3.10.04g1000ml6.3.250g/L6.3.35gFeCl36H2O25ml0.1mol/L100ml6.3.40.1548g100ml1.0mg/mlN3100μg/mlN36.4GBZ15910.0ml1L/min10min6.56.5.110.0ml6.5.235.0ml6.5.370.000.200.400.600.801.001.20mlN35.0ml0.0020.040.060.080.0100.0120.0gN30.5ml0.5ml454nm3μg6.5.4N3μg6.66.6.116.6.252mKC=5VoCmg/m3mN3μgKN31.0241.548VoL6.76.7.10.4μg/ml0.6μg/ml:0.08mg/m30.12mg/m310L0.412g/ml0.612g/ml2.36.56.7.298.45L/min10min1L/min10min10ml601520min5.0ml1.5486.7.31mg