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OSHA Vacated PELs: Copper(II) sulfate: None listed <br />Engineering Controls: <br />Facilities storing or utilizing this material should be equipped with an eyewash facility and a safety shower. Use <br />adequate ventilation to keep airborne concentrations low. <br />Exposure Limits <br />Personal Protective Equipment <br />Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face <br />protection regulations in 29 CFR 1910.133 or European Standard EN166. <br />Skin: Wear appropriate protective gloves to prevent skin exposure. <br />Clothing: Wear appropriate protective clothing to prevent skin exposure. <br />Respirators: A respiratory protection program that meets OSHA's 29 CFR 19 10. 134 and ANSI Z88.2 requirements or <br />European Standard EN 149 must be followed whenever workplace conditions warrant respirator use. <br />Section 9 - Physical and Chemical Properties <br />Physical State: Powder <br />Color: light gray <br />Odor: Odorless <br />pH: Not available <br />Vapor Pressure: Not available <br />Vapor Density: Not applicable. <br />Evaporation Rate: Negligible. <br />Viscosity: Not available <br />Boiling Point: Not available <br />Freezing/Melting Point: 200 deg C ( 392.00 °F) <br />Decomposition Temperature: <br />Solubility in water: Soluble <br />Specific Gravity/Density: 3.6 <br />Molecular Formula: Cu04S <br />Molecular Weight: 159.61 <br />Section 10 - Stability and Reactivity <br />Chemical Stability: Stable at room temperature in closed containers under normal storage and handling <br />conditions. <br />Conditions to Avoid: High temperatures, dust generation, exposure to moist air or water. <br />Incompatibilities with Other Aqueous solution of copper(2 +) sulfate is an acid. Incompatible with strong bases, <br />Materials hydroxylamine, magnesium.. <br />Hazardous Decomposition Oxides of sulfur, copper fumes. <br />Products <br />Hazardous Polymerization Will not occur. <br />Section 11 - Toxicological Information <br />RTECS #: CAS# 7758 -98 -7: GL8800000 <br />RTECS: <br />CAS# 7758 -98 -7: Oral, mouse: LD50 = 369 mg/kg; <br />LD50/LC50: Oral, mouse: LD50 = 87 mg/kg; <br />Oral, rat: LD50 = 300 mg/kg; <br />Oral, rat: LD50 = 960 mg/kg; <br />Carcinogenicity: Copper(II) sulfate - Not listed as a carcinogen by ACGIH, IARC, NTP, or CA Prop 65. <br />Other: See actual entry in RTECS for complete information. <br />Section 12 - Ecological Information <br />Fish: Rainbow trout: LC50 = 0.1 -2.5 mg/L; 96 Hr; Unspecified <br />Fish: Bluegill/Sunfish: LC50 = 0.6 mg/L; 48 Hr; 15 mg/L CaCO3 <br />