GBZ T 160.34-2004 工作场所空气有毒物质测定 硒及其化合物.pdf

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1、C 52 GBZ GBZ/T 160.34 2004 Methods for determination of selenium and its compounds in the air of workplace 2004 5 21 2004 12 1 GBZ/T 160.34 2004 GBZ 1 GBZ 2 Selenium Selenium dioxide 2004 12 1 GB 16217 1996 A WS/T 130 1999 1996 GBZ/T 160.34 2004 1 2 GBZ 159 3 196.0nm 4 3.2.1 0.8 m 3.2.2 40mm 3.2.3 2

2、5mm 3.2.4 0 3L/min 0 10L/min 3.2.5 3.2.6 25ml 3.2.7 8mm 800 Ar 600ml/min 1000ml/min 3.3 3.3.1 20 1.42g/ml 3.3.2 20 1.18g/ml 3.3.3 30% 3.3.4 1.2mol/L 10ml 100ml 3.3.5 7g 10g 2.5g 500ml 3.3.6 0.1000g ( ) 10ml 100ml 1.0mg/ml 1.0ml 1000ml 30ml 6moL/L 1.0 g/ml 3.4 GBZ 159 3.4.1 5L/min 15min 3.4.2 1L/min

3、2 8h 3.4.3 1L/min 2 8h 2 3.5 3.5.1 3.5.2 3ml 2ml 5ml 6moL/L 10ml 3.5.3 5 0.0 0.50 1.0 2.0 3.0ml 0.0 0.05 0.1 0.2 0.3 g/ml 3ml 2ml 10ml 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 1 0 c C = 2 V o C mg/ m 3 10 ml c g/ml Vo L 3.6.3 GBZ 159 3.7 3.7.1 0.005

4、 g/ml 0.0007mg/m 3 75L 0.005 0.3 g/ml 2.1 4.6 3.7.2 99.6 3.7.3 3.7.4 4.1 2,3- DAN 4.2 4.2.1 0.8 m 4.2.2 40mm 4.2.3 25mm 4.2.4 0 3L/min 0 10L/min 4.2.5 50ml 4.2.6 4.2.7 4.2.8 150ml 4.2.9 60ml 4.2.10 10ml 4.2.11 378nm 10nm 520nm 8nm 4.3 4.3.1 20 1.42g/ml 4.3.2 20 1.18g/ml 4.3.3 20 1.67g/ml 4.3.4 25 0.

5、9g/ml 4.3.5 + 1+9 4.3.6 50mg 1000ml 0.2 g/ml 100 4.3.7 4.3.8 74g/L 4.3.9 10g/L 4.3.10 20mg 1ml (2g/L) 2ml (95%) (20 ) 100ml 4.3.11 7.2mol/L 4.3.12 6mol/L 4.3.13 DAN 1g/L 0.1g DAN 100ml (0.1mol/L) 15min 20ml 5min 3 4 0.5cm 4.3.14 4.3.15 0.1634g (H 2 SeO 3 ) 20ml 100ml 1.0mg/ml 1.0 g/ml 4.4 GBZ 159 4.

6、4.1 5L/min 15min 4.4.2 1L/min 2 8h 4.4.3 1L/min 2 8h 2 4.5 4.5.1 4.5.2 5ml 10.0ml 1.0ml 20ml 4.5.3 6 0.00 0.10 0.30 0.50 0.70 1.00ml 20ml 0.00 0.10 0.30 0.50 0.70 1.00 g 1ml 1ml 2 pH 1.5 2.0 pH 1.5ml DAN 5min 5ml 4min 3 g 4.5.4 ( g) 4.6 4.6.1 1 4.6.2 3 1 0 m C = 3 V o C mg/m 3 m g Vo L 4.6.3 GBZ 159

7、 4.7 4.7.1 0.002 g/ml 0.0003mg/m 3 75L 0.002 0.05 g/ml 1.2 4.7.2 99.6 4.7.3 4.7.4 4.7.5 100 g ,10 g - 5.1 196.0nm 5.2 5.2.1 0.8 m 5.2.2 40mm 5.2.3 25mm 5.2.4 0 3L/min 0 10L/min 5.2.5 50ml 5.2.6 5.2.7 5.2.8 25ml 5.2.9 10 l 5.2.10 5.3 5.3.1 20 1.42g/ml 5.3.2 20 1.18g/ml 5.3.3 20 1.67g/ml 5.3.4 + =1+9

8、5.3.5 0.96mol/L 8ml 100ml 5.3.6 6g NaBH 4 5g 1L 5.3.7 0.1634g (H 2 SeO 3 ) 20ml 100ml 1.0mg/ml 1.0 g/ml 5.4 GBZ 159 5.4.1 5L/min 15min 5.4.2 1L/min 2 8h 5.4.3 1L/min 2 8h 2 5.5 5.5.1 5.5.2 5ml 200 25.0ml 5.0ml 5.5.3 5 1 0.00 0.10 0.25 0.50 0.75ml 0.00 0.004 0.010 0.020 0.030 g/ml 25ml 25ml 3 5ml 5.0ml 1ml 5s 0.8L/min 196.0nm 3 ( g/ml) 5.5.4 ( g/ml) 5.6 5.6.1 1 5.6.2 4 25 c C = 4 V o C mg/ m 3 25 ml c g/ml Vo L 5.6.3 GBZ 159 5.7 5.7.1 0.004 g/ml 0.0013mg/m 3 75L 0.004 0.030 g/ml 4.6 2.7 1.6 5.7.2 0.2ml 5.7.3 5000 20ng/ml 100 10 0.01 g/ml 0.01 g/ml 5.7.4 99.6