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Sodium Carbonate, Anhydrous (497-19-8) <br />Date: 12/19/2008 <br />POTENTIAL HEALTH EFFECTS: Direct contact with the product causes irritation of <br />the eyes and continuous contact may cause skin irritation (red, dry, cracked skin). Excessive levels of <br />airborne dust may irritate the mucous membranes and upper respiratory tract. <br />3. COMPOSITION / INFORMATION ON INGREDIENTS <br />Chemical Name CAS# Wt.% EC No. EC Class <br />Sodium carbonate 497-19-8 99.8 207-838-8 Xi; R36 <br />Water 7732-18-5 0.2 231-791-2 Not classified <br />4. FIRST AID MEASURES <br />EYES: Immediately flush with water for at least 15 minutes, lifting the upper and lower eyelids <br />intermittently. See a medical doctor or ophthalmologist as necessary. <br />• SKIN: Wash with plenty of soap and water. Get medical attention if irritation occurs and persists. <br />INGESTION: Rinse mouth with water. Dilute by giving 1 or 2 glasses of water. Do not induce <br />vomiting. Never give anything by mouth to an unconscious person. See a medical doctor immediately. <br />INHALATION: Remove to fresh air. If breathing difficulty or discomfort occurs and persists, obtain <br />medical attention. <br />NOTES TO MEDICAL DOCTOR: While internal toxicity is low, irritant effects of high <br />concentrations may produce corneal opacities, and vesicular skin reactions in humans with abraded skin <br />only. Treatment is symptomatic and supportive. <br />5. FIRE FIGHTING MEASURES <br />EXTINGUISHING MEDIA: Water, water fog, carbon dioxide (C02), dry chemical <br />FIRE / EXPLOSION HAZARDS: Not applicable <br />FIRE FIGHTING PROCEDURES: Wear full protective clothing and self-contained <br />breathing apparatus. <br />• <br />Page 2 of 10