Table 1.
Chemical and physical information on pesticide-POPs a.
| Pesticide-POPs | CAS No. | Mol. formula | MW | Mpa(°C) | VPb(Pa) | Hc(Pa-m3/mol) | Swd(mg/L) | Kowe |
|---|---|---|---|---|---|---|---|---|
| Aldrin | 309-00-2 | C12H8Cl6 | 364.9 | 104 | 0.005 (25 °C) | 50.3 (25 °C) | 0.02 (20 °C) | 6.5 |
| Chlordane (technical) | 12789-03-6 | C10H6Cl8 | 409.8 | ∼105 | 0.06 (25 °C) | 4.9 (25 °C) | 0.1 (25 °C) | 5.5 |
| Chlordecone | 143-50-0 | C10Cl10O | 490.6 | 350 | <0.03 (25 °C) | 0.003 (25 °C) | 7.6 (25 °C) | 4.5 |
| DDT | 50-29-3 | C14H9Cl5 | 354.5 | 108.5 | 3×10 −5 (25 °C) | 1.3 (25 °C) | 0.0055 (25 °C) | 6.2 |
| Dieldrin | 60-57-1 | C12H8Cl6O | 380.9 | ∼175 | 0.0005 (20 °C) | 5.9 (25 °C) | 0.17 (20 °C) | 4.3 |
| Endrine | 72-20-8 | C12H8Cl6O | 380.9 | ∼228 | 0.0004 (20 °C) | 0.8 (25 °C) | <10 −6 (25 °C) | 4.6 |
| Heptachlor | 76-44-8 | C10H5Cl7 | 373.4 | ∼95 | 0.05 (25 °C) | 150 (25 °C) | 0.18 (20 °C) | 5.3 |
| Hexachlorobenzene | 118-74-1 | C6Cl6 | 284.8 | 228.8 | 0.0025 (20 °C) | 35.1 (20 °C) | 0.005 (25 °C) | 5.5 |
| α-Hexachlorocyclohexane | 319-84-6 | C6H6Cl6 | 290.8 | 158 | 0.006 (25 °C) | 1.1 (25 °C) | 2.0 (25 °C) | 3.8 |
| β-Hexachlorocyclohexane | 319-85-7 | C6H6Cl6 | 290.8 | 309 | 0.06 (25 °C) | 0.07 (25 °C) | 0.7 (20 °C) | 3.8 |
| Lindane | 58-89-9 | C6H6Cl6 | 290.8 | 113 | 0.007 (25 °C) | 0.3 (25 °C) | 2 (25 °C) | 3.6 |
| Mirex | 2385-85-5 | C10Cl12 | 545.5 | 485 | 0.0001 (20 °C) | 43.3 (20 °C) | 0.2 (24 °C) | 5.3 |
| Pentachlorobenzene | 608-93-5 | C6HCl5 | 250.3 | 86 | 1.0 (25 °C) | 70 (25 °C) | 0.56 (25 °C) | 5.2 |
| Toxaphene | 8001-35-2 | ∼C10H10Cl8 | 413.8 | 65 90 | 0.0009 (25 °C) | 0.6 (20 °C) | 0.55 (20 °C) | 4.8 |
a
Melting point.
b
Vapor pressure.
c
Henry’s law constant.
d
Solubility in water.
e
Octanol/water partition coefficient (as logarithmic scale).