Laserfiche WebLink
Attachment B, Technical Revision to the May Day Mine Permit, September 12,-20.09...- <br />Sodium Carbonate, Anhydrous (497-19-8) Date: 01/2612004 <br />PH' 11.4 (1 % solution) <br />SOLUBILITY IN WATER: 33.2 % maximum <br />SPECMIC GRAVITY: 2.509 (water= 1) <br />VAPOR DENSITY: Not Applicable <br />VAPOR PRESSURE: Not applicable <br />10. STABILITY AND REACTIVITY <br />CONDPPIONS TO AVOID: Contact with acids except under controlled <br />conditions. <br />STABELM: Stable <br />POLYMERIZATION: Will not occur <br />INCOMPATIBLE MATERIALS: Reacts with acids with release of large volumes of <br />carbon dioxide gas and heat. <br />HAZARDOUS DECOMPOSITION PRODUCTS: Heated to decomposition, it emits fumes of sodium . <br />oxide. <br />COMMENTS: <br />Materials to Avoid : Ahuninum powder, acids, fluorine, molten lithium <br />11. TOXICOLOGICAL INFORMATION <br />EYE EFFECTS: Severe irritant (rabbit) ['t'oxicology 23:281 (1982)] <br />SEIN EFFECTS: Non-irritating to intact skin. Minor irritation may occur on abraded skin. <br />[Toxicol. Appl. Phatmacol. 31:481 (1975)] <br />DERMAL LDso: No data available for the product. <br />ORAL LD50: 4,090 m&g (rat) [RTECS 198,61 <br />INHALATION LC5o: 2.3 mgA (2 h) (rat) [Environ, Res. 31:138 (1983)1 <br />SENSITIZATION: 0.25% sodium carbonate. Non-sensitizing (human) [Toxicol. Appl. <br />Pharmacol.31:481(1975)1 <br />TARGET ORGANS: Eyes <br />ACUTE EFFECTS FROM OVEREXPOSURE: May cause severe irritation of the <br />eyes, including corneal opacities. Dusts and mists maybe irritating to the skin, mucous membranes and <br />upper rrsp-tory tract. No significant acute toxicological effects expected. <br />9 of 35 <br />Page 5 of 10