On October 1, 2009, K+S Aktiengesellschaft announced that it completed the US$1.576 billion purchase of Morton International Inc. from Rohm and Haas, which in turn is owned by Dow Chemical. The deal makes K+S the world's largest salt producer.
K+S is a major agrichemicals firm based in Kassel, Germany.
Morton International, founded in 1848, was North America's largest salt producer.
Further information is found on K+S's website and on Deutsche Welle.