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A ►s�, <br /> Newpark Drilling Fluids,LLC <br /> 1311 Broadfield,Suite 600,Houston TX 77084 Newpark <br /> 24-Hour Health/Environmental Emergency Phone: 1-888-872-0050 Drilling;fluids.L.L.C. <br /> SECTION 8. EXPOSURE CONTROLS/PERSONAL PROTECTION <br /> Engineering Controls: Use adequate ventilation as recommended by NIOSH/MSHA/OSHA. <br /> Skin Protection: Wear cotton gloves,coveralls and/or an apron to minimize skin contact,if necessary. <br /> Eye Protection: Wear goggles or safety glasses with side-shields when handling this product,if necessary. <br /> Respiratory Protection: Wear appropriate NIOSH approved(or equivalent)respirator to prevent inhaling the <br /> dust. A NIOSH approved dust mask may be acceptable under minimum dust conditions. <br /> SECTION 9. PHYSICAL AND CHEMICAL PROPERTIES <br /> Boiling Point: Not Applicable Color: Tan to Gray <br /> Specific Gravity: 2.3-2.4 Odor: Odorless mild earth <br /> Vapor Pressure: Not Applicable Appearanee: free-flowing powder <br /> Percent Volatility: Not Applicable H: 8-10 in 5%slurry) <br /> Vapor Density: Not Applicable Viscosity: Not Applicable <br /> Evaporation Rate: Not Applicable Activity: Not Applicable <br /> Solubility In Water: Insoluble(disperses) LC50: No data available <br /> Melting Point: Not Applicable LD50: No data available <br /> SECTION 10. STABILITY AND REACTIVITY <br /> Stability: Stable. <br /> Hazardous polymerization: Will not occur <br /> Hazardous Thermal Decomposition Products: None <br /> Incompatibility: Hydrofluoric Acid <br /> SECTION 11. TOXICOLOGICAL INFORMATION <br /> Acute Oral Toxicity: None <br /> Hazardous Substance Rating: Bentonite is a naturally-occurring inorganic clay. This product does not <br /> contain any levels of toxic chemicals subject to the reporting requirements of Section 313 III SARA of 1986 <br /> and 40 CFR Part 372. <br /> Carcinogenicity: Not listed as a carcinogen by IARC,NTP,or OSHA. <br /> Acute Inhalation Toxicity: This product may contain trace amounts of crystalline silica which has been linked <br /> to respiratory diseases and may have carcinogenic effects. Refer to IARC Monograph 68,Silica,Some Silicates <br /> and Organic Fibres June 1997). <br /> SECTION 12. ECOLOGICAL INFORMATION <br /> Ecological Information: Bentonite is not toxic in its natural state. <br /> SECTION 13. DISPOSAL CONSIDERATIONS <br /> Waste Disposal Method: Bentonite is not a hazardous waste under RCRA(40 CFR Part 261). Dispose of <br /> Bentonite in accordance with all applicable federal,state and local regulations. <br /> SECTION 14. TRANSPORT INFORMATION <br /> DOT Shipping Name: Not a DOT/IMO Hazardous Material <br /> SECTION 15. REGULATORY INFORMATION <br /> Spills or releases of this material do not trigger the emergency release reporting requirements under SARA. <br /> State and local laws may differ from federal law. Consult appropriate regulations for further guidance. <br /> SECTION 16. OTHER INFORMATION <br /> MSDS No: NE1136 <br /> Reason Issued: New Format <br /> Prepared By: Product Safety Committee <br /> Sections Modified: All Sections. Revised Format <br /> Disclaimer: We believe the statements,technical information and recommendations contained herein are reliable,but they are given <br /> without warranty or guarantee of any kind,expressed or implied,and we assume no responsibility for any damage or expense. <br /> Page 2 of 2 NewGel <br />