1、C 52 GBZ GBZ/T 160.67 2004 Methods for determination of isocyanates in the air of workplace 2004 5 21 2004 12 1 GBZ/T 160.67 2004 GBZ 1 GBZ 2 Toluene diisocyanate TDI Diphenyl methane 4,4-diisocyanate MDI Isophorone diisocyanate IPDI PMPPI 2004 12 1 WS/T 169 1999 GB 16234 1996 1996 GBZ/T 160.67 2004
2、 1 2 GBZ 159 3 TDI MDI 3.1 TDI MDI (TDA) 4.4- (MDA) 3.2 3.2.1 3.2.2 0 5L/min 3.2.3 50 l 3.2.4 10ml 3.2.5 3.2.6 2m 4mm OV-17:QF-1:Chromosorb WAW DMCS = 2:1.5:100 180( TDI)230 ( MDI) 270 TDI 290MDI 270 TDI 290MDI 100ml/min 3.3 3.3.1 600ml 35ml ( 20 1.18g/ml) 22ml TDI 44ml MDI 1L 3.3.2 450g/L 3.3.3 3.3
3、.4 3.3.5 pH=7 27.2g 200ml pH 7.0 3.3.6 OV-17 QF-1 3.3.7 Chromosorb WAW DMCS 60 80 3.3.8 0.0500g TDA MDA 25ml 2.0mg/ml 0.060 g/ml TDA 0.2 g/ml MDA 3.4 GBZ 159 2 10.0ml 3L/min 15min 5d 3.5 3.5.1 10.0ml 3.5.2 3 2.0ml 2 2ml 2ml 3min 10min1.50ml 25 l 2min 5min 1ml 2min 2min 3.5.3 5 0.0 0.100.30 1.0 2.0ml
4、 TDA 0.00.25 0.501.02.0ml MDA 2.0ml0.00.003 0.009 0.030 0.060 g/ml TDA 0.0 0.025 0.0500.10 0.20 g/ml MDA 30 l 1.0 l 3 TDA MDA ( g/ml) 3.5.4 TDA MDA ( 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 TDI MDI 10c 1 c 2 C = K 2 V 0 C TDI MDI mg/m 3 c 1 c 2 TDA MDA g/ml 10 ml V
5、0 L K TDA MDA TDI MDI 1.43 1.26 3.6.3 GBZ 159 3.7 3.7.1 TDI 0.001g/ml MDI 0.0034 g/ml TDI 0.0002mg/m 3 MDI 0.0008mg/m 3 45L TDI 0.0010.06 g/ml MDI 0.0340.10 g/ml TDI 4.96.9 MDI 3.4 4.2 3.7.2 TDI 91.9MDI 89.3 3.7.3 95.9100.5 3.7.4 3.7.5 4 MDI PMPPI 4.1 MDI PMPPI 4.2 4.2.1 4.2.2 0 5L/min 4.2.3 25ml 4.
6、2.4 4.3 4.3.1 20 1.18g/ml 4.3.2 600ml 35ml 22ml 200ml 1000ml 4.3.3 1.3mol/L 11ml 100ml 4.3.4 0.6mol/L 3.5ml 100ml 4.3.5 3g 5g 100ml 7d 4.3.6 100g/L 4.3.7 160g/L 4.3.8 1g 50ml 1ml 100ml 5d 4.3.9 4.3.9.1 MDI 25ml 5ml 1 2 MDI 2 3 g/ml MDI 4.3.8.2 PMPPI 0.1000g PMPPI 22ml 35ml 1000ml 15min 5.0ml 100ml 5
7、 g/ml PMPPI 4.4 GBZ 159 10.0ml 3L/min 15min 7d MDI 1dPMPPI 4.5 4.5.1 10.0ml 4.5.2 3 10ml 4.5.3 7 0.0 0.50 1.00 2.00 3.00 4.00 5.00ml MDI 0.0 0.50 1.00 2.00 4.00 6.00 8.00ml PMPPI 10.0ml 0.0 0.150.30 0.600.90 1.201.50 g/ml MDI 0.0 0.25 0.50 1.02.03.0 4.0g/ml PMPPI 0.5ml 2min 1.0ml 30s 2min MDI 1.0ml
8、1.0ml 20min 550nm 3 MDI PMPPI ( g/ml) 4.5.4 MDI PMPPI g/ml 4.6 4.6.1 1 4.6.2 3 MDI PMPPI 10 c C = 3 V 0 C MDI PMPPI mg/m 3 c MDI PMPPI g/ml 10 ml V 0 L 4.6.3 GBZ 159 4.7 4.7.1 MDI 0.067 g/ml PMPPI 0.4 g/ml MDI 0.015 mg/ m 3 , PMPPI 0.09mg/ m 3 45L MDI 0.067 1.5 g/ml PMPPI 0.44 g/ml MDI 1.64.7 PMPPI
9、2.85.8 4.7.2 MDI 93.5 99.4 PMPPI 4.7.3 1h 4.7.4 5 (IPDI) 5.1 IPDI IPDI- - 5.2 5.2.1 0.5ml 5min 5.2.2 40mm 5.2.3 25mm 5.2.4 0 3L/min 5.2.5 10ml 5.2.6 25 l 5.2.7 200mm 5mm C 18 310nm 254nm 780ml 220ml (0.1mol/L) 1ml/min 5.3 5.3.1 80mg 100ml 5.3.2 0.9880mg IPDI- 100ml 4 g/ml IPDI IPDI- 280 l 3ml 178 l
10、IPDI 3ml 60 30min 200ml 3ml 200ml IPDI- 5.4 GBZ 159 5.4.1 1L/min 15min 5.4.2 1L/min 2 8h 5.4.3 1L/min 2 8h 2 7d 5.5 5.5.1 5.5.2 5.0ml 30min 5.5.3 0 0.10 0.20 0.30 0.40 g/ml IPDI 25.0 l 3 IPDI ( g/ml) 5.5.4 IPDI ( g/ml) 5.65 5.6.1 1 5.6.2 4 IPDI 5 c C 4 V o C IPDI mg/m 3 c IPDI g/ml 5 ml Vo L 5.7 5.7.1 0.013 g/ml 0.004mg/m 3 ( 15L ) 0.0130.4g/ml 1.49.0 5.7.2 98.8 98.3
