Methods for the purification of antibodies are provided. Purification methods provided involve the use of hydroxyapatite resin (HA) to separate an antibody of interest from one or more impurities.本發明提供用於純化抗體之方法。所提供之純化方法涉及使用羥基磷灰石樹脂(HA)以使所關注之抗體與一或多種雜質分開。