GB 00160-4

C52GBZGBZ/T160.42004Methodsfordeterminationofbismuthanditscompoundsintheairofworkplace20045212004121GBZ/T160.42004GBZ1GBZ2[Bismuthtelluride]2004121GBZ/T160.4200412GBZ1593214.3nm44.10.8μm4.240mm4.325mm4.403L/min4.550ml4.64.74.810ml4.9214.3nm200055.1201.42g/ml5.2201.18g/ml5.3201.67g/ml5.4100ml900ml5.510ml100ml5.61g/L5.710g5g1000ml5.80.1000g99.9950ml23ml100ml1.0mg/ml1.0μg/ml6GBZ1596.12L/min15min6.21L/min28h6.31L/min28h27d77.17.25ml1901ml10.0ml7.3510.00.0500.100.200.40ml10.0ml0.00.0050.0100.0200.040g/ml214.3nm3g/ml7.4g/ml88.11293PVo=V1273+t101.3VoLVLtPkPa8.2210cC=1.642VoCmg/m31.6410mlcμg/mlVoL8.3GBZ15999.11.010-3μg/ml310-4mg/m3(30L)0.0010.04μg/ml6.89.298.596.8102.39.310214.3nm1111.10.8μm11.240mm11.325mm11.403L/min11.550ml11.611.711.810ml11.9-1212.1201.42g/ml12.2201.18g/ml12.3201.67g/ml12.4100ml900ml12.510ml1000ml12.612.70.1000g99.9950ml23ml100ml1.0mg/ml1.0μg/ml13GBZ15913.12L/min15min13.21L/min28h13.31L/min28h27d1414.114.23ml190510.0ml14.3810.00.501.02.04.06.08.010.0ml10.0ml0.00.050.100.200.400.600.801.0μg/ml214.3nm3μg/ml14.4μg/ml1515.1115.2310cC=1.643VoDCmg/m31.6410mlcμg/mlVoLD15.3GBZ1591616.10.01μg/ml0.003mg/m3(30L)0.011.0μg/ml6.816.298.5789616.3