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DURSBANR 4E INSECTICIDE
MATERIAL SAFETY DATA SHEET
Manufacturer’s Name & Address
Southern Agricultural Insecticides, Inc.
Phone:
1-941-722-3285
P.O. Box 218, Palmetto, Fla. 33420
Chemtrec:
1-800-424-9300
I NOMENCLATURE:
Product Name:
DURSBANR 4E INSECTICIDE
EPA Reg. 829-280
Chemical Name:
O,O-Diethyl O-(3,5,6-trichloro-2-pyridinyl) phosphorothioate
Synonyms:
Accepted common name: Chlorpyrifos;Tradenames:DursbanTM, LorsbanTM
Chemical Family:
Organophosphate insecticide
II INGREDIENTS:
Chlorpyrifos
44.9%
Xylene range aromatic solvent and emulsifiers
55.1%
Hazardous ingredients < 1%
CAS No
Exposure guidelines
Chlorpyrifos
2921-88-2
OSHA TWA 0.2 Mg/M3 Skin X
Xylenes
1330-20-7
OSHA PEL 100 ppm,TWA 100 ppm,STEL 150 ppm
Ethyl Toluenes
25550-14-5
ACGIH TWA 25 ppm
Trimethyl benzenes
25551-13-7
OSHA TWA 25 ppm
Ethyl benzene
100-41-4
OSHA PEL 100 ppm, TWA 100 ppm, STEL 125 ppm
III PHYSICAL PROPERTIES:
Boiling Point: <280oF
Specific Gravity: 0.925 Vapor Pressure: < 10 mmHg @ 250 C
Vapor
Density: (air=1 ) (solvent) 3.5
Solubility In Water: Emulsifiable (technical chlorpyrifos) .0002 g/100 g
Appearance/Odor: Clear yellow/brown liquid. Odor: hydrocarbon/mercaptan odor
IV FIRE AND EXPLOSION DATA:
Flash Point: (Minimum) 1000F Flammability limits in air % by volume: (solvent) LFL 1% UFL 6%
Extinguishing Media: Foam system is preferred, CO2, dry chemical. Water spray may be useful to cool
containers.
Special Fire Fighting Procedures: Use positive self contained breathing apparatus. Water stream may
splash and spread flaming liquid.
Unusual Fire & Explosion Hazards: Violent eruption of containers due to overpressurization may occur.
Toxic irritating gases may be formed. Rapid decomposition of chlorpyrifos at 320-3920F.
V FIRST AID:
First Aid for EYE Exposure: May cause severe irritation with corneal injury. Flush with gently flowing water
immediately and continuously for 15 minutes. Lift eyelids while flushing, to get water flush under
eyelids.Remove contact lenses