SASKATOON, SK /CNW-PRN/ - Potash Corporation of Saskatchewan Inc. (PCS) announced that Canpotex Limited (Canpotex) today confirmed that it has reached agreement with JSC Uralkali (Uralkali), a Russian potash producer, to form a joint marketing arrangement in certain offshore markets. The agreement is subject to approval of the respective Boards of Directors of Canpotex and Uralkali. If approved, the arrangement is anticipated to be fully implemented by January 1, 2001, after Uralkali's current commitments to International Potash Company have expired.