Melting point: |
96℃ |
Boiling point: |
458.95°C (rough estimate) |
Density |
1.6 g/cm3 |
vapor pressure |
2.33(x 10-4 mmHg) at 25 °C (subcooled liquid vapor pressure calculated from GC retention time data, Hinckleyet al., 1990) |
refractive index |
1.5407 (estimate) |
Flash point: |
11 °C |
storage temp. |
APPROX 4°C |
Water Solubility |
0.056 mg l-1 (25-29 °C) |
Merck |
13,4675 |
Henry's Law Constant |
0.19(x 10-3 atm?m3/mol) at 5 °C, 0.31 at 15 °C, 0.40 at 20 °C, 0.61 at 25 °C, 0.82 at 35 °C:in 3% NaCl solution: 0.52
at 5 °C, 0.82 at 15 °C, 1.33 at 25 °C, 2.09 at 35 °C (gas stripping-GC, Cetin et al., 2006) |
Exposure limits |
NIOSH REL: TWA 0.5 mg/m3, IDLH 35 mg/m3; OSHA PEL: TWA 0.5 mg/m3; ACGIH TLV: TWA 0.5 mg/m3. |
Stability: |
Stable. Non-combustible. Incompatible with strong alkali, oxidizing agents. Corrodes many metals. |
IARC |
2B (Vol. Sup 7, 53, 79) 2001 |
EPA Substance Registry System |
Heptachlor (76-44-8) |