GBZ T 160.21-2004 工作场所空气有毒物质测定 铊及其化合物.pdf

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1、C 52 GBZ GBZ/T 160.21 2004 Methods for determination of thallium and its compounds in the air of workplace 2004 5 21 2004 12 1 GBZ/T 160.21 2004 GBZ 1 GBZ 2 Thallium Thallium oxide 2004 12 1 GB 16183 1996 A 1996 GBZ/T 160.21 2004 1 2 GBZ 159 3 276.7nm 4 4.1 0.8 m 4.2 40mm 4.3 25mm 4.4 0 3L/min 0 10L

2、/min 4.5 10ml 4.6 80 120 C 20s 120 C 10s 120 300 C 20s 300 C 10s 1800 C 5s 2400 C 2s 5 5.1 20 1.42g/ml 5.2 0.5mol/L 31.3ml 1000ml 5.3 0.1147g 99.99 100ml 1.0mg/ml 1.0 g/ml 6 GBZ 159 6.1 5L/min 15min 6.2 1L/min 2 8h 6.3 1L/min 2 8h 2 15d 7 7.1 7.2 5.0ml 5min 7.3 6 0.00 0.10 0.20 0.30 0.40 0.50ml 5.0ml 0.00 0.020 0.0400.060 0.080 0.10 g/ml 276.7nm 20 l 3 ( g/ml) 7.4 ( g/ml) 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 5 c C = 2 V o C mg/ m 3 5 ml c g/ml Vo L 9 9.1 0.01 g/ml 0.0007mg/m 3 75L 0.01 0.10g/ml 9.2 300