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article_snippet: Sales of Certo liquid pectin- an essential gelling agent for homemade jams and marmalades made from plant extract-
article_snippet: James Amar, Brand Manager for Certo, the UK's only liquid pectin maker, said: 'While demand for Certo peaks over the summer months at the height of the summer-fruit, jam-making season, we'd typically expect a less pronounced increase in sales December to February with the arrival of Seville oranges. '