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H.M. F'OrHL CiF -14 G7,G7,70^ 2707 c <br /> -- <br /> _ <br /> Group C.a <br /> ACUTE EXPOSURE: Exposure to high conc-entr3tcrs of respirable crystalrMe s111ca may cause physical <br /> dIscomfort of the urger respirator tract <br /> CHRONIC FAPOSURE: Inhalation of very~ concentrations of finely divided respirable crystalline silica <br /> dust may cause a rapidly developing sillcosis or cancer. <br /> FIRST AID: Remove from exposure area to fresh air. If hreathlrg "'a$ stops perform art,flcial respiration and get medical <br /> attention immediately. Keep person warm and at rest Tni t symptomatically and supportively. <br /> 4 SKIN CONTACT <br /> ACUTE EXPOSURE: Direct contact may cam dryness,or may cause mild irritatCn if an allergic <br /> predisposition exists. <br /> CHRONIC EXPOSURE: Prolonged contact May CaL a dryness of the skin,cr may cause mild lrritaticn if an <br /> allergic predlmositcn exists. <br /> FIRST AID Apply common skin moisturizers to relieve dryness_ irritations are uncommon;however,if irritation or redress <br /> Qevelops,seek medical attention. Broken skin can be cleansed with maid soap and water. <br /> �►EYE CONTACT <br /> ACUTE EXPOSURE: Direct contact with dust may cause mechanical irritatacn of the eyes. <br /> CHRONIC EXPOSURE: Repeated exposure nay cat;se CcnJunctivae Inflammat`on_ <br /> FIRST AiD; Wash eyes with large amounts of water or normal saiine solution. if Irrriaticn cr redness develops,seek medical <br /> attention. <br /> 4 INGESTION <br /> ACUTE EXPOSURE: This material is considered to be harmless and inert when!rgested. <br /> CHRONIC EXPOSURE: Repeated ingestion of merge doses of talc for 13 and 1C%C—Cessive days by ra;its <br /> and mice,revealed negative teratogenic and camiroger.ic results. <br /> FIRST AID: Treat symptomatically and supportively. if vomiting ocr rs,keep head lower than hips to prevent aspirator. <br /> FIRE, EXPLOSION &REAmV1Ty SECTION <br /> FIRE AND EXPLOSION HAZARD: None FiRE FIGHTING MEDIA: Ncr,e FLASH POINT: None <br /> REACTIVITY: Stable INCOMPATIBILITIES: Ncre DECOMPOSMCtN: None hazardous <br /> PHYSICAL DATA <br /> DESCRIPTION: Slight earthy odor,white to grayish-white,fine powder. SPECIFIC GRAVITY: 2.7.2.8 <br /> DECOMPOSITION TEMPERATURE: 1652°-1832°F(9C0°-10Cc1:) LOl O 1000°C: 4.8- <br /> SOLUBILITY IN WATER Insoluble pH: Slightly alkapne HARDNESS: 1.0-1-5 MCHS <br /> STORAGE,DISPOSAL&ENVIRONMENTAL <br /> STORAGE: Preserve in sealed containers to prevent dispers}cn of d�=In air. <br /> WASTE DISPOSAL Dry material can be landfilled. Observe ail fetem,state and iocal regulatlens. <br /> CONDITIONS TO AVOID: Prevent dispersion of dust in air. <br />