1、C 52 GBZ GBZ/T 160.36 2004 Methods for determination of fluorides in the air of workplace 2004 5 21 2004 12 1 GBZ/T 160.36 2004 GBZ 1 GBZ 2 Hydrogen fluorine Fluoride 2004 12 1 GB/T 16030 1995 1995 GBZ/T 160.36 2004 1 2 GBZ 159 3 3.1 3.2 3.2.1 10s 60 80 3.2.2 40mm 3.2.3 25mm 3.2.4 0 3L/min 0 10L/min
2、 3.2.5 50ml 3.2.6 3.2.7 3.2.8 pH 3.3 3.3.1 20 1.18g/ml 3.3.2 25 0.9g/ml 3.3.3 8g 20ml 1L 3.3.4 0.5mol/L 4.2ml 100ml 3.3.5 6mol/L 42ml 100ml 3.3.6 0.1g 3ml (2g/L) 250ml 3.3.7 59g 11.6g 2ml 11.4ml (240g/L) 1 2 pH 5.8 1L 3.3.8 0.2210g ( 110 2h) 1000ml 0.10mg/ml 10.0 g/ml 3.4 GBZ 159 3.4.1 2 5L/min 15mi
3、n 3.4.2 2 1L/min 2 8h 3.4.3 2 1L/min 2 8h 3.5 3.5.1 3.5.2 16ml 2ml 1 3 5min 3.5.3 8 2 0.0 0.10 0.20 0.50 1.0ml 0.20 0.50 1.0ml 2.0ml 0.0 1.0 2.0 5.0 10.0 20.0 50.0 100.0 g 1.3ml 2 3 5ml 4 5min mV 1 2min mv 3 mV ( g ) 3.5.4 g 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 mC = 2
4、V o C mg/m 3 m g/ml Vo L 3.6.3 GBZ 159 3.7 3.7.1 0.06 g/ml 0.014mg/m 3 75L 0.06 5.5 g/ml 4.6 3.7.2 96 3.7.3 pH 5 8 3.7.4 4 4.1 4.2 4.2.1 4.2.2 0 1L/min 4.2.3 0.2 m 4.2.4 4.2.5 5ml 4.2.6 Ionpac AS 4A Ionpac AG 4A 1.5ml/min 4.3 4.3.1 1.908g 1.428g 100ml 10ml 1L 4.3.2 0.2210g ( 110 2h) 1000ml 100 g/ml
5、10.0 g/ml 4.4 GBZ 159 5.0ml 1L/min 15min 7d 4.5 4.5.1 5.0ml 4.5.2 3 4.5.3 4 0.0 0.25 0.50 1.0ml 5.0ml 0.0 0.50 1.00 2.00 g/ml 50 l 3 ( g/ml) 4.5.4 g/ml 4.6 4.6.1 1 4.6.2 3 5 c C = 3 V o C mg/m 3 5 ml c g/ml Vo L 4.7 4.7.1 0.05 g/ml 0.017mg/m 3 15L 0.05 2 g/ml 3.0 6.1 4.7.2 94 99 4.7.3 HF HCl H 2 SO 4
