Explanatory notes
… GENERAL Bases are compounds characterised by a hydroxyl radical (OH) and which react with acids to form salts. In … inorganic bases containing no oxygen, such as ammonia (heading 28.14), or hydrazine (heading 28.25), and those … hydroxide). (b) Oxides and hydroxides constituting ores ( headings 26.0 1 to 26.17 ), scalings, ash, slag, dross, scum …