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Sodium Carbonate, Anhydrous (497-19-8) <br />Date: 12/19/2008 <br />ACUTE EFFECTS FROM OVEREXPOSURE: May cause severe irritation of the <br />eyes, including corneal opacities. Dusts and mists may be irritating to the skin, mucous membranes and <br />upper respiratory tract. No significant acute toxicological effects expected. <br />CHRONIC EFFECTS FROM OVEREXPOSURE: No data available for the <br />product. <br />CARCINOGENICITY: <br />NTP: Not listed <br />IARC: Not listed <br />OSHA: Not listed <br />OTHER: (ACGIH) Not listed <br />12. ECOLOGICAL INFORMATION <br />ECOTOXICOLOGICAL INFORMATION: 96-hour LC50 = 265 - 565 mg/L (daphnia <br />magnia) (low toxicity) <br />96-hour LC50 = 300 - 320 mg/L (bluegill sunfish) (low toxicity) <br />. CHEMICAL FATE INFORMATION: Biodegradability does not apply to inorganic <br />substances. No significant toxicity to aquatic organisms is expected. <br />13. DISPOSAL CONSIDERATIONS <br />DISPOSAL METHOD: When this product is discarded or disposed of, as purchased, it is <br />neither a characteristic nor a listed hazardous waste according to US Federal RCRA regulations (40 CFR <br />261). As a non-hazardous waste the material may be disposed of in a landfill in accordance with <br />government regulations; check local or state regulations for applicable requirements prior to disposal. Any <br />processing, usage, alteration, chemical additions to, or contamination of, the product may alter the disposal <br />requirements. Under Federal regulations, it is the generator's responsibility to determine if a waste is a <br />hazardous waste. <br />14. TRANSPORT INFORMATION <br />U.S. DEPARTMENT OF TRANSPORTATION (DOT) <br />PROPER SHIPPING NAME: Not regulated <br />• PRIMARY HAZARD CLASS / DIVISION: Not applicable <br />Page 6 of 10