1、C 52 GBZ GBZ/T 160.60 2004 Methods for determination of acid anhydrides in the air of workplace 2004 5 21 2004 12 1 GBZ/T 160.60 2004 GBZ 1 GBZ 2 Acetic anhydride Maleic anhydride Phthalic anhydride 2004 12 1 GB 16215-1996 1996 GBZ/T 160.60 2004 1 2 GBZ 159 3 - 3.1 3.2 3.2.1 100mg/50mg 3.2.2 0500ml/
2、min 3.2.3 5ml 3.2.4 10 l 3.2.5 2m 4mm Tenax 135 200 200 35ml/min 3.3 3.3.1 3.3.2 Tenax 60 80 3.3.3 25ml 5ml 2 3 1.0mg/ml 3.4 GBZ 159 3.4.1 200ml/min 15min 3.4.2 50ml/min 28h 3.4.3 50ml/min 28h 7d 3.5 3.5.1 3.5.2 2.0ml 1min 30min 3.5.3 0.010.0 20.050.0 100 500 g/ml 2.0 l 3 ( g/ml) 7.4 ( g/ml) 3.6 3.6
3、.1 1 2 9 3 P V o = V 1 273 + t 101.3 Vo L V L t P kPa 3.6.2 2 2 ( c 1+ c 2) C = 2 V o D C mg/m 3 c 1 ,c 2 g /ml 2 ml Vo L D 3.6.3 GBZ 159 3.7 3.7.1 6 g/ml 4mg/m 3 3L 6500 g/ml 1.4%5.3% 3.7.2 4mg 90 3.7.3 3.7.4 4 4.1 4.2 4.2.1 4.2.2 40mm 4.2.3 0 3L/min 4.2.4 5ml 4.2.5 10 l 4.2.6 2m 4mm : :101 = 5:1.5
4、:100 175 220 220 25ml/min 4.3 4.3.1 4.3.2 4.3.3 101 60 80 4.3.4 25 1.69g/ml 4.3.5 0.1000g 10ml 10.0mg/ml 1.0mg/ml 4.4 GBZ 159 2L/min 15min 2 7d 4.54 4.5.1 4.5.2 1.0ml 10min 4.5.3 0.0 10.0 20.0 50.0 100.0 200.0 g/ml 1.0 l 3 ( g/ml) 4.5.4 ( g/ml) 4.6 4.6.1 1 4.6.2 3 c v C = 3 V o C mg/m 3 c g/ml v ml
5、V 0 L 4.7 4.7.1 0.9 g/ml 0.03mg/m 3 30L 0.9200 g /ml 4.7.2 95 95 4.7.3 1,4- 4.7.4 5 5.1 5.2 5.2.1 5.2.2 03L/min 5.2.3 25cm 4.6mm10 m C 18 254nm 1ml/min 5.3 5.3.1 25 1.69g/ml 5.3.2 0.00146mol/L 0.1ml 1000ml 5.3.3 0.1000g 100ml 1.0mg/ml 10.0g/ml 5.4 GBZ 159 10ml 1L/min 15min 3d 5.5 5.5.1 5.5.2 3 5.5.3 0.0 5.0 10.0 15.0 g/ml 10.0 l 3 ( g/ml) 5.5.4 ( g /ml) 5.6 5.6.1 1 5.6.2 4 10 c C = 4 V o C mg/m 3 10 ml c g /ml Vo L 5.6.3 GBZ 159 5.7 5.7.1 0.13 g/ml 0.09mg/m 3 15L 0.13 15 g/ml 0.8% 3.4% 5.7.2 99.9 5.7.3 pH 5.7.4
