The main aluminium species in aluminium coagulant solutions are monomeric species (Al1) as well as polymeric species Al13O4(OH)247+ (Al13).

• 在铝系混凝剂溶液中铝的形态主要为单核络合物(Al1)和十三聚合羟基络合物Al13O4(OH)247+(Al13)。