Polysilicon Powder - MEMC Electronic Materials, Inc.

Polysilicon PowderSECTION 4: FIRST AID MEASURESInhalation:Remove to fresh air. If breathing is difficult, give oxygenand seek medical attention.Eye Contact: Flush with copious amounts of water for at least 15minutes. If irritation persists, seek medical attention.Skin Contact:Ingestion::Remove contaminated clothing. Wash affected area withsoap and water. Rinse thoroughly. If irritation persists orother symptoms are observed, seek medical advice.Rinse out mouth and drink copious amounts of water. Incase of irritation or other symptoms, seek medicalattention.SECTION 5: FIRE FIGHTING MEASURESFlammability Classification(Per 49 CFR Part 173 Subpart D):Known or Anticipated HazardousProducts of Combustion:Extinguishing Media:Fire Fighting Instructions:Material is not flammable according to definition of aflammable solid in 49 CFR, Part 173, Subpart D.None listedDry chemical or carbon dioxide. In general, water basedextinguishing media should not be used for this materialUse firefighting measures which suit the environment andtake into account other materials which may be involved.Wear self-contained breathing apparatus and protectiveclothing.SECTION 6: ACCIDENTAL RELEASE MEASURESPersonnel Protection:Environmental Protection:Cleanup/Collection:Wear protective equipment including rubber gloves andeye protection. Ensure adequate ventilation. Keepunprotected personnel away.Take precautions to ensure material does not contaminatethe ground or enter the drainage system.Ensure adequate ventilation. Avoid raising dust. Transfermaterial to sealed containers for disposal.Revised April 2010 2 of 5