Commission Regulation (EEG) No. 1031/92 imposing a provisional anti-dumping duty on imports of potassium chloride (potash) originating in Belarus, Russia or Ukraine 23 April 1992 - World Trade and Arbitration Materials View Commission Regulation (EEG) No. 1031/92 imposing a provisional anti-dumping duty on imports of potassium chloride (potash) originating in Belarus, Russia or Ukraine 23 April 1992 by - World Trade and Arbitration Materials Commission Regulation (EEG) No. 1031/92 imposing a provisional anti-dumping duty on imports of potassium chloride (potash) originating in Belarus, Russia or Ukraine 23 April 1992 4 3 World Trade and Arbitration Materials