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Sodium Carbonate, Anhydrous (497-19-8) <br />PERCENT VOLATILE: <br />pH: <br />SOLUBILITY IN WATER: <br />SPECIFIC GRAVITY: <br />VAPOR DENSITY: <br />VAPOR PRESSURE: <br />Not applicable <br />11.4 (1% solution) <br />33.2 % maximum <br />2.509 (water= 1) <br />Not Applicable <br />Not applicable <br />Date: 12/19/2008 <br />10. STABILITY AND REACTIVITY <br />CONDITIONS TO AVOID: <br />STABILITY: <br />POLYMERIZATION: <br />INCOMPATIBLE MATERIALS: <br />HAZARDOUS DECOMPOSITION PRODUCTS: <br />Contact with acids except under controlled <br />conditions. <br />Stable <br />Will not occur <br />Reacts with acids with release of large volumes of <br />carbon dioxide gas and heat. <br />Heated to decomposition, it emits fumes of sodium <br />oxide. <br />COMMENTS: Materials to Avoid : Aluminum powder, acids, fluorine, molten lithium <br />• <br />11. TOXICOLOGICAL INFORMATION <br />EYE EFFECTS: Severe irritant (rabbit) [Toxicology 23:281 (1982)] <br />SKIN EFFECTS: Non-irritating to intact skin. Minor irritation may occur on abraded skin. <br />[Toxicol. Appl. Pharmacol. 31:481 (1975)] <br />DERMAL LD50: No data available for the product. <br />ORAL LD50: 4,090 mg/kg (rat) [RTECS 1986] <br />INHALATION LC50: 2.3 mg/1(2 h) (rat) [Environ, Res. 31:138 (1983)] <br />SENSITIZATION: 0.25% sodium carbonate: Non-sensitizing (human) [Toxicol. Appl. <br />Pharmacol. 31:481 (1975)] <br />TARGET ORGANS: Eyes <br />0 <br />Page 5 of 10