Table 2: Chemical and physical properties for PCDE groups (Adapted from Kurz and Ballschmiter, 1999; and Ruelle and Kesselring, 1997) PCDE Vapour Water -Log Kgw Log Kow Henry’s (@25oC) Law pressure (kPa) solubility (ug/L) (Pa.m3/mol) Mono 4.37 - 5.37 x 10-4 3396.35 - 12618.62 1.88 2.48 4.45-4.75 8.13-32.36 – 0.74 1.73 x 10-4 Di – 722.07 - 5605.05 1.9 2.77 4.64-5.25 4.17-30.90 – 1.38 5.50 x 10-5 Tri – 46.45 - 3069.17 1.35 3.04 4.96-5.88 2.24-112.20 – 0.26 1.02 x 10-5 Tetra – 9.30 - 84.83 1.21 2.15 5.64-6.36 18.20-151.36 – 0.50 2.19 x 10-6 Penta – 1.93 - 25.98 1.07 2.31 5.98-6.83 12.02-208.93 – 0.87 6.46 x 10-7 Hexa – 0.43 - 4.97 1.09 2.31 6.47-7.11 12.02-199.53 – 0.38 1.20 x 10-7 0.94 - 5.30 x 10-1 Hepta – 0.92 1.69 6.98-7.55 50.12-295.12 – 1.59 3.16 x 10-8 1.26 - 3.54 x 10-2 Octa – 0.64- 1.02 7.63-7.84 234.42-562.34 6.92 x 10-9 1.70 x 10-3 Nono 0.01 8.07 1949.84 1.59 x 10-9 5.77 x 10-5 Deca -0.76 8.16 14125.37 gas/water partition coefficient Log Kgw: Log Kow: octanol/water partition coefficient Polychlorinated Diphenyl Ethers 7
Table 2: Chemical and physical properties for PCDE groups (Adapted from Kurz and Ballschmiter, 1999; and Ruelle and Kesselring, 1997) PCDE Vapour pressure (kPa) Water solubility (ug/L) -Log Kgw (@25oC) Log Kow Henry’s Law (Pa.m3/mol) Mono 4.37 - 5.37 x 10-4 3396.35 - 12618.62 1.88 – 2.48 4.45-4.75 8.13-32.36 Di 0.74 – 1.73 x 10-4 722.07 - 5605.05 1.9 – 2.77 4.64-5.25 4.17-30.90 Tri 1.38 – 5.50 x 10-5 46.45 - 3069.17 1.35 – 3.04 4.96-5.88 2.24-112.20 Tetra 0.26 – 1.02 x 10-5 9.30 - 84.83 1.21 – 2.15 5.64-6.36 18.20-151.36 Penta 0.50 – 2.19 x 10-6 1.93 - 25.98 1.07 – 2.31 5.98-6.83 12.02-208.93 Hexa 0.87 – 6.46 x 10-7 0.43 - 4.97 1.09 – 2.31 6.47-7.11 12.02-199.53 Hepta 0.38 – 1.20 x 10-7 0.94 - 5.30 x 10-1 0.92 – 1.69 6.98-7.55 50.12-295.12 Octa 1.59 – 3.16 x 10-8 1.26 - 3.54 x 10-2 0.64- 1.02 7.63-7.84 234.42-562.34 Nono 6.92 x 10-9 1.70 x 10-3 0.01 8.07 1949.84 Deca 1.59 x 10-9 5.77 x 10-5 -0.76 8.16 14125.37 Log Kgw: gas/water partition coefficient Log Kow: octanol/water partition coefficient Polychlorinated Diphenyl Ethers 7
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