GBZ T 160.26-2004 工作场所空气有毒物质测定 锆及其化合物.pdf

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1、C 52 GBZ GBZ/T 160.26 2004 Methods for determination of zirconium and its compounds in the air of workplace 2004 5 21 2004 12 1 GBZ/T 160.26 2004 GBZ 1 GBZ 2 Zirconium Zirconium oxide 2004 12 1 GB/T 16108-1995 1995 GBZ/T 160.26 2004 1 2 GBZ 159 3 540nm 4 4.1 0.8 m 4.2 40mm 4.3 25mm 4.4 0 3L/min 0 10

2、L/min 4.5 50ml 4.6 4.7 25ml 4.8 4.9 5 5.1 20 1.18g/ml 5.2 20 1.84g/ml 5.3 A 2mol/L 10ml 60ml 5.4 B 0.5mol/L 2.5ml 60ml 5.5 0.18g/ml 10g 30ml 5.6 0.4g/L 4 5.7 0.3533g ZrOCl 2 8H 2 O A 100ml 1.0mg/ml 1.0ml 100ml 30ml B 10.0g/ml 6 GBZ 159 6.1 5L/min 15min 6.2 1L/min 2 8h 6.3 1L/min 2 8h 7 7.1 7.2 7.2.1

3、 10ml B B 25ml 10.0ml 10ml A 2ml 7.2.2 1ml B 25ml 10.0ml B 7.3 7 0.00 0.10 0.30 0.50 1.00 1.50 2.00ml B 10.0ml0.0 1.0 3.0 5.0 10.0 15.0 20.0 g 1ml 15min 540nm g 7.4 ( g) 8 8.1 1 2 93 P V o = V 1 273 + t 101.3 Vo L V L t P kPa 8.2 2 2. 5 m C = 2 V o C mg/ m 3 m g Vo L 8.3 GBZ 159 9 9.1 0.07 g/ml 0.023mg/ m 3 75L 0.07 2 g/ml 0.5 5.3 9.2 95 99 98 104 9.3 9.4 2h 9.5 10 50 15 60 80 100 100:1 9.6