EINECS: 231-837-1 Usage: Chiefly in fertilizers; as acidulant in baking powders and in wheat flours; mineral supplement for foods and feeds; in enameling. Vapour Pressur : Density: 2.22 Melting Point: Boiling Point: 158 °C Flash Point: Packing: 1kg aluminium foil bag,25kg bag or fiber can