Document 2RgyQ7NEVkjXq23zq5pYOZDER

MATERIAL SAFETY DATA SHEET USG INDUSTRIES, INC. 101 S. Wacker Drive ^0k)cago, Illinois 60606 DATE ISSUED: 11/1/85 Emergency phone Day <312)321-4383 Night (312)321-4382 1 SECTION I PRODUCTS: FORMULA CAS * No. 1 Industrial Limestone No. 10 USG Pulverized Limestone - fine No. 12 USG Pulverized Limestone - course No. 13 USG Pulverized Agricultural Limestone No. 15 Kilnstone Limestone Screenings K-F Stone CaCO^MgCO^ Limestone Screenings CaC03MgC03 Waste Limestone CaC03 CaC03 CaC03 CaC03 CaCO^ CaC03 CaC03 00471-34-1 00471-34-1 00471-34-1 00471-34-1 00471-34-1 00471-34-1 00471-34-1 S. 00546-93 00471-34-1 & 00546-93 00471-34-1 SECTION B PRODUCT INGREDIENTS (This is a partial list of ingredients as required by 29 C.F.R.' 1910.1200 MATERIALS: TLV % Limestone } 10 mg/M3 100 SECTION m PHYSICAL DATA MELTING POINT: 500 C - decomposes SPECIFIC GRAVITY: 2.7 - 3.0 SOLUBILITY IN WATER: 0.002 g/100 g . APPEARANCE AND ODOR: White powder or lump rock, low odor SECTION IV FIRE AND EXPLOSION HAZARD DATA FLASH POINT (METHOD USED): None EXTINGUISHING MEDIA: Not combustible SPECIAL FIRE FIGHTING PROCEDURES: Self-contained breathing apparatus- approved by NIOSH should be used if this material is involved in a fire situation due to the potential of readily liberating CO2 and the possibility of dispersion of dust. UNUSUAL FIRE AND EXPLOSION HAZARDS: None SECTION V HEALTH HAZARD DATA EFFECTS OF OVEREXPOSURE: This material is not toxic. It is a common air contaminant - no toxic effects from powdered limestone are noticed where air contains contaminate to excess. Persons subjected to large amounts of this dust will be forced to leave area because of nuisance conditions: coughing, sneezing, and nasal irritation from dust. BIRD 022640 PRODUCTS: Various Limestones Page 2 EMERGENCY AND FIRST AID PROCEDURES: EYES: Flush eyes with water for 15 minutes. irritation continues; ' SKIN: Wash contaminated area with water. INHALATION: Remove to fresh air. Call PHYSICIAN if SECTION VI REACTIVITY DATA STABILITY: Stable INCOMPATABILITY: acids HAZARDOUS DECOMPOSITION PRODUCTS: None HAZARDOUS POLYMERIZATION: Will not occur SECTION VII SPILL OR LEAK PROCEDURES STEPS TO BE TAKEN IN CASE MATERIAL, IS RELEASED OR SPILLED: Sweep or vacuum material from spillage into e. waste contairier for disposal. Avoid dusting conditions. WASTE DISPOSAL METHOD: This material can be disposed of as inert solid in a landfill or by other procedures which are accepted under Federal, State, and local regulations. SECTION VUI - SPECIAL PROTECTION INFORMATION RESPIRATORY PROTECTION: Provide general ventilation and local exhaust ventilation to meet TLV requirements. When dusty condition exists, wear an approved dust mask to guard against nuisance particles. In the absence of dust or mist, mechanical exhaust is sufficient. PROTECTIVE EQUIPMENT: Gloves or protective clothing are usually not necessary but may be desirable in specific work situations. Eye protection (goggles) may be needed to avoid particulate irritation of the eye. SECTION IX SPECIAL PRECAUTIONS PRECAUTIONS TO BE TAKEN IN HANDLING AND STORAGE: Be sure proper ventilation and respiratory and eye protection are used under dusting conditions. For further technical information contact the: Lime Division USG Industries, Inc. 101 S. Wacker Dr. Chicago, IL 60506 312/321-4371 Product Manager, Dept. 125-3 * < 220P LP-25/T2-85 BIRD 022641