GBZT 160.3-2004 工作场所空气中铍及其化合物的测定方

C52GBZGBZ/T160.32004Methodsfordeterminationofberylliumanditscompoundsintheairofworkplace20045212004121GBZ/T160.32004GBZ1GBZ2[BerylliumBerylliumoxide]2004121GB/T1602319951995GBZ/T160.3-200412GBZ159344.10.8m4.240mm4.325mm4.403L/min010L/min4.550ml4.64.75ml4.810ml4.9415nm10nm540nm8nm55.1201.67g/ml5.2201.42g/ml5.3201.18g/ml5.4100ml900ml5.50.6mol/L10ml200ml5.62mol/L10ml60ml5.7160g/L5.8pH3.05.25.9EDTA10g/L5.100.05g100ml105.118g6.2g100ml5.120.1968g(BeSO44H2O)20ml5ml100ml100g/ml0.6mol/L0.01g/ml6GBZ1596.15L/min15min6.21L/min28h6.31L/min28h277.17.25ml200°C0.6mol/L10.0ml2.0ml0.6mol/L7.360.00.200.400.600.801.0ml2.0ml0.00.00200.00400.00600.00800.010μg1ml3000r/min10min2mol/L0.6mol/L1ml0.4mlEDTA0.1ml1h3g7.4(g)88.11293PVo=V1273+t101.3VoLVLtPkPa8.225mC=(2)VoCmg/m3mgVoL8.3GBZ15999.10.001g/ml1.310-4mg/m3(75L)0.010.1g/ml3.97.59.299.395.79.3-0.080.12mol/L9.41000gSn2+As3+Pb2+SO42-500gCu2+100gFe3+Sn2+10gCa2+Mg2+