The principles and characteristics were briefly described on the methods of acid dissolution, alkali dissolution, ion exchange and membrane separation for aluminum salt recovery.
The coordination compound formation mechanism of metal ion with NTO in alkali aqueous solution is discussed.
讨论了金属离子与NTO必需在碱性水中才能形成NTO的金属配合物机理。
3
By adopting highly pure acid and alkali to substitute industrial acid and alkali for regeneration of ion exchange resin in Pucheng Power-Generation Co Ltd, a good effectiveness has been obtained.