Council Regulation (EC) No 492/2004 of 8 March 2004 amending Regulation (EC) No 1338/2002 imposing a definitive countervailing duty on imports of sulphanilic acid originating in India and amending Regulation (EC) No 1339/2002 imposing a definitive anti-dumping duty on imports of sulphanilic acid originating, inter alia, in India