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Newpark Drilling Fluids, Inc. Material Safety Data Sheet <br /> 15810 Park Ten Place, Suite 300,Houston TX 77084 Emergency: (888) 572-0050 <br /> Sodium Carbonate <br /> I. GENERAL 1NFORNNIATION <br /> Chemical Name: SODIUM CARBONATE CAS#: 497-19-8 <br /> Chemical Family: <br /> Chemical Formula: CNa.,03 <br /> Synonyms: Soda Ash; Disodium carbonate; Soda; calcined soda, ASH;Carbonic acid disodium salt <br /> NFPA Properties: Health: 1 Flammability- 0 Reactivity: 1 Contact: I <br /> II. HAZARDOUS INGREDIENTS/IDENTITY INFORMATION <br /> hLV's (ACGIH) OTHER <br /> Hazardous Components TWAPPM TWA MG;'\1' STEL PPM STEL MG/M' CAS# LIMITS % <br /> 1 <br /> 2 <br /> 3 <br /> I1I. PHYSICAL/CHEMICAL CHARACTERISTICS <br /> Boiling Point°F 752F(DECONIPOSES) Color WHITE TO OFF-WHITE <br /> Specific Gravity 2 53 Odor NONE <br /> \apor Pressure N.A Appearance HYGROSCOPIC POWDER <br /> Percent Volatility N/A pH <br /> Vapor Density N/A Viscosity N/A <br /> Evaporation Rate N/A Activity: N/A <br /> Solubility In Water .APPRECIABLE(>Iu°o) LC50. N/A <br /> Melting Point`F N;A LD50. 4220 MG,'KG <br /> IV. FIRE & EXPLOSION HAZARD DATA <br /> Extinguizihing Agents DRY CHE%11CAL OR t�ATERFOG OR CO,OR FOAM OR SAND&EARTH <br /> Flash Point-F N;A <br /> Flammable Limits N/A LEL_ N/A UEL N/A <br /> Special Firefighting Procedures FIREFIGHTERS SHOULD"'EAR PROPER PROTECTIVE EQUIPMENT.AND SELF- <br /> CONTAINED(POSITIVE PRESSLRE IF AV.AILABL.L)BRE:AFHING APPARATUS WITH FULL FACEPLECE <br /> Unusual Fire&Explosion I-Wards- NONE <br /> Toxic Gases Produced CARBON MONOXIDE, CARBON DIOXIDE <br /> ti'A='ti:it %nnhrahlp \nA �n data .liailahlr Pac>P t nf'i <br />