PETROTHENE LR590001

SECTION 2: Hazards identification

OSHA Hazards Emergency Overview

Signal word

CAUTION. Molten polymer may cause thermal burns. At process temperatures irritating fumes may be produced. Dust may form explosive mixtures with air. NFPA® HMIS® Heaith | 0 -lammability 1

Physical hazards

0 Physical State solid Color _ ELYONDELL Page tof 0 S-A-EN 1.7 A Lyondell Company Validation date 12/12/2008 PETROTHENE® LR590001 Color Translucent to white. Odor Faint, mild hydrocarbon odor. Odor Threshold No value available.

Principle Routes of Exposure

Eye. Inhalation. Skin. Signs and Symptoms of Acute Exposure See component summary. e 1-Hexene, polymer with ethene 25213-02-9 Hot material may cause thermal bums. At process temperatures, irritating fumes may cause soreness in the nose and throat; coughing may result. Mechanical irritation is possible. e Proprietary Additive No known acute health effects. Skin Molten polymer may cause thermal burns. Inhalation Inhalation of process fumes and vapors may cause soreness in the nose and throat and coughing. "Nuisance dust" such as polymer dust typically exhibit no significant

Potential health effects

when they are reasonably controlled Exposure to high concentrations of dust may cause slight irritation by mechanical action. Eye Mechanical irritation is possible. Ingestion Ingestion not a likely route of exposure.

Potential chronic health

See component summary. e 1-Hexene, polymer with ethene 25213-02-9 No known chronic health effects. e Proprietary Additive No known chronic health effects. Conditions Aggravated by Exposure No known conditions are aggravated by this material.