1、C 52 GBZ GBZ/T 160.38 2004 Methods for determination of alkanes in the air of workplace 2004 5 21 2004 12 1 GBZ/T 160.38 2004 GBZ 1 GBZ 2 Pentane Hexane Heptane 2004 12 1 WS/T 169 1999 1999 GBZ/T 160.38 2004 1 2 GBZ 159 3 3.1 3.2 3.2.1 100mg 3.2.2 0500ml /min 3.2.3 3.2.4 , 100ml 1ml 3.2.5 10l 3.2.6
2、1 3m 4mm FFAP:Chromosorb WA W DMCS = 10:100 60 120 150 40ml/min 2 3m 4mm GDX-102 90 250 250 50ml/min 3.3 3.3.1 FFAP 3.3.2 Chromosorb WAW DMCS 60 80 GDX-102 60 80 3.3.3 20 1l 0.6262mg 0.6603mg 0.6837mg 100ml 100ml 10.0 g/ml 3.4 GBZ 159 3.4.1 200ml/min 15min 3.4.2 50ml/min 2 8h 3.4.3 50ml/min 2 8h 8d
3、3.5 3.5.1 3.5.2 100ml 250 50ml/min 100ml 3.5.3 0 100 g/ml 1.0ml 3 ( g/ml) 3.5.4 ( g/ml) 3.6 3.6.1 1 2 93 P V o = V 1 273 + t 101.3 Vo L V L t P kPa 3.6.2 2 c C = 100 2 V o D C mg/m 3 c g/ml 100 ml Vo L D % 3.6.3 GBZ159 3.7 3.7.1 5 10 -3 g/ml 1.0ml 0.2mg/m 3 3L 5 10 -3 10 g/ml 1.2 5.7 3.7.2 100mg 9.1mg 6.8mg 86.7 81 3.7.3 1 2