Marathon Petroleum Benzene

2.1 Classification of the substance or mixture

OSHA Regulatory Status This chemical is considered hazardous by the 2012 OSHA Hazard Communication Standard (29 CFR 1910.1200) Flammable liquids Category 2 Skin corrosion/irritation Category 2 Serious eye damage/eye irritation Category 2A Germ cell mutagenicity Category 1B Carcinogenicity Category 1A Specific target organ toxicity (repeated exposure) Category 1 Aspiration toxicity Category 1 Acute aquatic toxicity Category 2

2.3 Other hazards

Static accumulating flammable liquid

2.2 Label elements

EMERGENCY OVERVIEW Danger HIGHLY FLAMMABLE LIQUID AND VAPOR May accumulate electrostatic charge and ignite or explode May be fatal if swallowed and enters airways Causes skin irritation Causes serious eye irritation May cause genetic defects May cause cancer Causes damage to organs (blood, blood-forming organs, immune system) through prolonged or repeated exposure Toxic to aquatic life Appearance Clear Liquid Physical State Liquid Odor Sweet , Distinct

Prevention

Obtain special instructions before use Do not handle until all safety precautions have been read and understood Keep away from heat/sparks/open flames/hot surfaces. - No smoking Keep container tightly closed Ground/bond container and receiving equipment Use explosion-proof electrical/ventilating/lighting/equipment Use only non-sparking tools. Take precautionary measures against static discharge Do not breathe dust/fume/gas/mist/vapors/spray Do not eat, drink or smoke when using this product Wash hands and any possibly exposed skin thoroughly after handling Wear protective gloves/protective clothing/eye protection/face protection Avoid release to the environment

Response

IF exposed or concerned: Get medical attention IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing If eye irritation persists: Get medical attention IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water/shower If skin irritation occurs: Get medical attention Wash contaminated clothing before reuse IF SWALLOWED: Immediately call a POISON CENTER or doctor Do NOT induce vomiting In case of fire: Use water spray, fog or regular foam for extinction

Storage

Store in a well-ventilated place. Keep cool Store locked up

Precautionary statements

Disposal Dispose of contents/container at an approved waste disposal plant