Description Catalogue Number 822335 Synonyms Hydrazoic azid sodium salt Product Information CAS number 26628-22-8 EC index number 011-004-00-7 EC number 247-852-1 Hill Formula N₃Na Chemical formula NaN₃ Molar Mass 65.01 g/mol HS Code 2850 00 60 Applications Application Sodium azide for synthesis. CAS No. 26628-22-8, EC Number 247-852-1. Physicochemical Information Boiling point 300 °C (1013 hPa) (rigorous decomposition) Density 1.85 g/cm3 (20 °C) Melting Point 275 °C (decomposition) Solubility 420 g/l Toxicological Information LD 50 oral LD50 Rat 27 mg/kg Safety Information according to GHS Hazard Pictogram(s) Hazard Statement(s) H300: Fatal if swallowed. H410: Very toxic to aquatic life with long lasting effects. EUH032: Contact with acids liberates very toxic gas. Precautionary Statement(s) P273: Avoid release to the environment. P308 + P310: IF exposed or concerned: immediately call a POISON CENTER or doctor/ physician. RTECS VY8050000 Storage class 6.1A Combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials WGK WGK 2 water endangering Disposal 21 Azides can be decomposed by iodine (Cat. No. 104760) in the presence of sodium thiosulfate (Cat. No. 106513) with development of nitrogen: container D or E. Safety Information Hazard Symbols Dangerous for the environment Very toxic Categories of danger very toxic, dangerous for the environment R Phrase R 28-32-50/53 Very toxic if swallowed.Contact with acids liberates very toxic gas.Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. S Phrase S 28-45-60-61 After contact with skin, wash immediately with plenty of soap and water.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).This material and its container must be disposed of as hazardous waste.Avoid release to the environment. Refer to special instructions/ Safety data sheets. Storage and Shipping Information Storage Store at +15°C to +25°C. Transport Information Declaration (railroad and road) ADR, RID UN 1687 , 6.1, II Declaration (transport by air) IATA-DGR UN 1687 , 6.1, II Declaration (transport by sea) IMDG-Code UN 1687 , 6.1, II, Segregation Group: 17 (Azides) Specifications Assay (cerimetric) ≥ 99.0 % Identity (ICP-OES) passes test
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