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Description
Sodium nitrite, with chemical formula NaNO2, is used as a color fixative and preservative in meats and fish. When pure, it is a white to slight yellowish crystalline powder. It is very soluble in water and is hygroscopic. It is also slowly oxidized by oxygen in the air to sodium nitrate, NaNO3.
Properties | |
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Molecular formula | NaNO2 |
Molar mass | 68.9953 g/mol |
Appearance | white solid |
Density | 2.168 g/cm3 |
Melting point | 271 °C decomp. |
Solubility in water | 82 g/100 ml (20 °C) |
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Sodium Nitrite
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