Chlorpyrifos

Melting point::

42-44°C

Boiling point::

200°C

Density :

1.398

vapor pressure :

5.03 x 10^-5 mmHg at 25 °C (subcooled liquid vapor pressure calculated from GC retention time data,Hinckley et al., 1990)

Flash point::

2 °C

storage temp. :

APPROX 4°C

solubility :

(At 25 °): 6.5, 7.9, 6.3, and 0.45 kg/kg in acetone, benzene, chloroform, and methanol, respectively (Worthing and Hance, 1991)

form :

solid

pka:

-5.28±0.10(Predicted)

color :

White to off-white

Water Solubility :

Insoluble. 0.00013 g/100 mL

Merck :

13,2208

BRN :

1545756

Henry's Law Constant:

8.19 at 5 °C, 20.7 at 15 °C, 22.7 at 20 °C, 35.5 at 25 °C, 146 at 35 °C:in 3% NaCl solution: 32.3 at 5 °C, 82.9 at 15 °C, 301 at 25 °C, 535 at 35 °C (gas stripping-GC, Cetin et al., 2006)

Exposure limits:

OSHA PEL: TWA 0.2 mg/m3, STEL 0.6 mg/m3; ACGIH TLV: TWA 0.2 mg/m3, STEL 0.6 mg/m3

Stability::

Stable. Incompatible with strong oxidizing agents.

InChIKey:

SBPBAQFWLVIOKP-UHFFFAOYSA-N

Symbol(GHS) 

GHS06,GHS09

Signal word 

Danger

Hazard statements 

H301-H410

Precautionary statements 

P264-P270-P273-P301+P310-P391-P405