sodium thiocyanate
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Sodium thiocyanate is a white orthorhombic crystal or powder. The relative density is 1.735g/cm3. Melting point is 287℃. It is easy to deliquesce in the air and produces toxic gas when it meets acid. Soluble in water, ethanol, acetone and other solvents. The aqueous solution is neutral, and reacts with ferric salt to produce bloody ferric thiocyanate, but does not react with ferrous salt, and reacts with concentrated sulfuric acid to produce yellow sodium bisulfate, cobalt salt to produce dark blue cobalt thiocyanate, and silver salt or copper salt to produce white silver thiocyanate precipitate or black copper thiocyanate precipitate. CAS: 540-72-7 mbth: Sodium sulfocyanate
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