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Bentonite Revision Date 18-Jan-2018 <br /> 8. Exposure controls / personal protection <br /> Exposure Guidelines <br /> Component ACGIH TLV OSHA PEL NIOSH IDLH Mexico OEL TWA <br /> Bentonite TWA: 1 mg/m3 <br /> Legend <br /> ACGIH-American Conference of Governmental Industrial Hygienists <br /> Engineering Measures None under normal use conditions. <br /> Personal Protective Equipment <br /> Eye/face Protection Wear appropriate protective eyeglasses or chemical safety goggles as described by <br /> OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard <br /> EN166. <br /> Skin and body protection Wear appropriate protective gloves and clothing to prevent skin exposure. <br /> Respiratory Protection No protective equipment is needed under normal use conditions. <br /> Hygiene Measures Handle in accordance with good industrial hygiene and safety practice. <br /> 9. Physical and chemical properties <br /> Physical State Powder Solid <br /> Appearance Beige <br /> Odor Odorless <br /> Odor Threshold No information available <br /> pH No information available <br /> Melting Point/Range No data available <br /> Boiling Point/Range No information available <br /> Flash Point Not applicable <br /> Evaporation Rate Not applicable <br /> Flammability(solid,gas) No information available <br /> Flammability or explosive limits <br /> Upper No data available <br /> Lower No data available <br /> Vapor Pressure No information available <br /> Vapor Density Not applicable <br /> Specific Gravity No information available <br /> Solubility Insoluble in water <br /> Partition coefficient; n-octanol/water No data available <br /> Autoignition Temperature Not applicable <br /> Decomposition Temperature No information available <br /> Viscosity Not applicable <br /> 10. Stability and reactivity <br /> Reactive Hazard None known, based on information available <br /> Stability Hygroscopic. Moisture sensitive. <br /> Conditions to Avoid Incompatible products. Excess heat.Avoid dust formation. Exposure to moist air or water. <br /> Incompatible Materials Strong oxidizing agents, Strong acids <br /> Hazardous Decomposition Products None under normal use conditions <br /> Page 3 16 <br />