Chlorpyrifos suppliers

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)

pka

-5.28±0.10(Predicted)

form 

solid

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

LogP

5.21 at 20℃

Symbol(GHS) 

GHS06,GHS09

Signal word 

Danger

Hazard statements 

H301-H410

Precautionary statements 

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

Hazard Codes 

T;N,N,T,Xn,F,Xi

Risk Statements 

25-50/53-36-20/21/22-11-38

Safety Statements 

1/2-45-60-61-36/37-26-16

RIDADR 

UN 2783

OEB

C

OEL

TWA: 0.2 mg/m3, STEL: 0.6 mg/m3 [skin]

WGK Germany 

3

RTECS 

TF6300000

HazardClass 

6.1(b)

PackingGroup 

III

HS Code 

29333990

Toxicity

LD50 orally in rats: 145 mg/kg (Schafer)