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MATERIAL SAFETY DATA SHEET <br />Cyanco® Sodium Cyanide, Bricks 98/99 % <br />Material no. Version 1.6 / US <br />Specification 166161 Revision date 09/16/2009 <br />Print Date 09/16/2009 <br />Order Number Page 10 / 15 <br />10. STABILITY AND REACTIVITY <br />Conditions to avoid Hydrogen cyanide forms if heated above 300 °C. <br />Materials to avoid Under the action of acids (as well as carbon dioxide !) hydrocyanic acid is <br />released which is combustible and may react with air to explosive gas <br />mixtures., Keep away from acidic salts. <br />Hazardous decomposition products HCN: Hydrogen cyanide (hydrocyanic acid) <br />11. TOXICOLOGICAL INFORMATION <br />Product Acute oral toxicity LD50 Rat: 5 mg /kg <br />Method: literature <br />Product Acute dermal toxicity LD50 Rabbit(female): 11.8 mg/kg <br />Method: literature <br />Product Skin irritation Due to acute dermal toxicity, the irritative effect on the skin cannot be <br />determined. <br />Product Eye irritation Rabbit <br />irritating <br />Method: literature <br />Test substance: solid product <br />Product Repeated dose toxicity Oral Rat <br />Testing period: 11.5 month <br />NOEL: 75 mg/kg <br />target organ/effect: thyroid., brain <br />Feeding experiments <br />chronic <br />related to substance: Potassium cyanide <br />Product Gentoxicity in vitro Ames test Salmonella typhimurium <br />negative <br />MSDSUS (P27/001) 1911612009 7:45 <br />Oral Rat <br />Testing period: 90 d <br />NOAEL:ca. 0.3 mg /kg <br />target organ /effect: reproductive system <br />drinking water analysis <br />Subchronic toxicity <br />related to substance: Potassium cyanide <br />Oral mouse <br />NOAEL: ca. 16.2 mg /kg <br />target organ /effect: reproductive system <br />drinking water analysis <br />Subchronic toxicity <br />related to substance: Potassium cyanide <br />cyanco <br />