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MATERIAL SAFETY DATA SHEET <br />CEMENT & CONCRETE PRODUCTS" <br />SECTION VII - PRECAUTIONS FOR SAFE HANDLING AND STORAGE <br />Do not allow water to contact the product until time of use. DO NOT BREATHE DUST. In dusty <br />environments, the use of an OSHA, MSHA or NIOSH approved respirator and tight fitting goggles is <br />recommended. <br />SECTION VIII — EXPOSURE CONTROL MEASURES <br />Engineering Controls: Local exhaust can be used, if necessary, to control airborne dust levels. <br />Personal Protection: The use of barrier creams or impervious gloves, boots and clothing to protect the skin <br />from contact is recommended. Following work, workers should shower with soap and water. Precautions <br />must be observed because burns occur with little warning -- little heat is sensed. <br />WARN EMPLOYEES AND/OR CUSTOMERS OF THE HAZARDS AND REQUIRED OSHA PRECAUTIONS <br />ASSOCIATED WITH THE USE OF THIS PRODUCT. <br />Exposure Limits: Consult local authorities for acceptable exposure limits <br />SECTION IX - PHYSICAL/CHEMICAL CHARACTERISTICS <br />Appearance: Gray to gray -brown colored powder; Some products contain coarse aggregates. <br />Specific Gravity: 2.6 to 3.15 Melting Point: >2700°F <br />Boiling Point: >2700°F Vapor Pressure: Not Available <br />Vapor Density: Not Available Evaporation Rate: Not Available <br />Solubility in Water: Slight Odor: Not Available <br />pH: 13(10%) Volatile Organic Content (VOC): 0 g/L <br />SECTION X - REACTIVITY DATA <br />Stability: Stable. <br />Incompatibility (Materials to Avoid): Contact of silica with powerful oxidizing agents such as fluorine, <br />chlorine trifluoride, manganese trioxide, or oxygen difluoride may cause fires <br />Hazardous Decomposition or By-products: Silica will dissolve in Hydrofluoric Acid and produce a <br />corrosive gas — silicon tetrafluoride. <br />Hazardous Polymerization: Will Not Occur. <br />Condition to Avoid: Keep dry until used to preserve product utility. <br />SECTION XI — TOXICOLOGICAL INFORMATION <br />Routes of Entry: Inhalation, Ingestion <br />Toxicity to Animals: <br />LD50: Not Available <br />LC50: Not Available <br />Chronic Effects on Humans: Conditions aggravated by exposure include eye disease, skin disorders and <br />Chronic Respiratory conditions. <br />Special Remarks on Toxicity: Not Available <br />ONE SECURITIES CENTRE, 3490 PIEDMONT ROAD NE, SUITE 1300. ATLANTA, GA 30305 TEL 404-634-9100 WWW.QUIKRETE.COM <br />