Exhibit 21 SUBSIDIARIES OF THE REGISTRANT Set forth below are certain subsidiaries of E. I. du Pont de Nemours and Co. Name Organized Under Laws Of - ------------------------------------------------------------ ----------------------- Agar Cross S.A. ............................................ Argentina Camtex Fabrics Ltd. ........................................ England Christiana Insurance Limited ............................... Bermuda DUKL Holdings Limited ...................................... England DuPont Agrichemicals Caribe, Inc. .......................... Delaware DuPont Agricultural Caribe Industries, Ltd. ................ Bermuda DuPont Agricultural Chemicals Ltd. (80% owned) ............. China DuPont Argentina S.A. ...................................... Argentina DuPont Asia Pacific, Ltd. .................................. Delaware DuPont (Australia) Limited ................................. Australia DuPont Automotive Coatings GmbH and Co., K.G. .............. Germany DuPont Canada Inc. (76.2% owned) ........................... Canada DuPont Chemical and Energy Operations, Inc. ................ Delaware DuPont China Holding Company Ltd. .......................... China DuPont (China) Limited (U.S.) .............................. Delaware DuPont (China) Limited (HK) ................................ Hong Kong DuPont Commercial Flooring Systems, Inc. ................... Georgia DuPont Conid S.p.A. ........................................ Delaware DuPont Coordination Center N.V. ............................ Belgium DuPont CZ spol ............................................. Czech Republic DuPont Danmark A/S. ........................................ Denmark DuPont de Colombia, S.A. ................................... Colombia DuPont Delaware, Inc. ...................................... Delaware DuPont de Nemours (Belgium) N.V. ........................... Belgium DuPont de Nemours (Deutschland) GmbH ....................... Germany DuPont de Nemours (Flandre) S.A. ........................... France DuPont de Nemours (France) S.A. ............................ France DuPont de Nemours International S.A. ....................... Switzerland DuPont de Nemours Italiana S.p.A. .......................... Italy DuPont de Nemours (Luxembourg) S.A. ........................ Luxembourg DuPont de Nemours (Nederland) B.V. ......................... The Netherlands DuPont de Nemours Packaging S.A. ........................... France DuPont Diagnostics, Inc. ................................... Delaware DuPont do Brasil S.A. ...................................... Brazil DuPont Dow Elastomers L.L.C. (50% owned) ................... Delaware DuPont Elastomers Inc. ..................................... Delaware DuPont Electronic Materials, Inc. .......................... Delaware DuPont Electronics Microcircuits Industries, Ltd. .......... Bermuda DuPont Energy Company ...................................... Delaware Name Organized Under Laws Of - ------------------------------------------------------------ ----------------------- DuPont Engineering Products, S.A. .......................... Luxembourg DuPont Far Eastern Petrochemicals Ltd. (70% owned) ......... Taiwan DuPont Feedstocks Company .................................. Delaware DuPont Fibers (China) Ltd. (86.5% owned) ................... China DuPont Flandre Finance ..................................... France DuPont Foreign Sales Corporation ........................... Virgin Islands DuPont Global Operations, Inc. ............................. Delaware DuPont Hungary Kft ......................................... Hungary DuPont Iberica, S.A. ....................................... Spain DuPont India Ltd. .......................................... Delaware DuPont International Trading, Inc. ......................... Delaware DuPont Kabushiki Kaisha .................................... Delaware DuPont-Kansai Automotive Coatings Company (60% owned) ............................................. Delaware DuPont (Korea) Inc. ........................................ Republic of Korea DuPont Netherlands, Inc. ................................... Delaware DuPont (New Zealand) Ltd. .................................. New Zealand DuPont Operations, Inc. .................................... Delaware DuPont Operations Worldwide, Inc. .......................... Delaware DuPont Performance Coatings, Inc. .......................... Delaware DuPont Performance Coatings Deutschland GmbH ............... Delaware DuPont Pharma, Inc. ........................................ Delaware DuPont Pharmaceuticals Company ............................. Delaware DuPont Photomasks, Inc. (51% owned) ........................ Texas DuPont Poland Sp z.o.o. .................................... Poland DuPont Polimeros Ltda. ..................................... Brazil DuPont Powder Coatings USA ................................. Texas DuPont Protein Technologies International, Inc. ............ Delaware DuPont Qingdao Nylon Enterprise Ltd. (99.5% owned) ......... China DuPont, S.A. de C.V. ....................................... Mexico DuPont (Singapore) Pte. Ltd. ............................... Singapore DuPont (Singapore) Fibres Pte. Ltd. (90% owned) ............ Singapore DuPont Sverige AB .......................................... Sweden DuPont Taiwan Ltd. ......................................... Taiwan DuPont Teijin Films U.S., Limited Partnership (49.9980% owned) ........................................ Delaware DuPont (Thailand) Co. Ltd. ................................. Thailand DuPont Top Cross International, Inc. ....................... Illinois DuPont Trading (Shanghai) Co., Ltd. ........................ China DuPont Tribon Composites, Inc. ............................. Pennsylvania DuPont (U.K.) Investments .................................. England DuPont (U.K.) Limited ...................................... England DuPont Wirex Corporation (51% owned) ....................... Taiwan E. I. DuPont India Ltd. .................................... India Electronic Materials DuPont Dongguan Ltd. (60% owned) ...... China Equipamiento Industrial S.A. ............................... Argentina 2 Name Organized Under Laws Of - ------------------------------------------------------------ ----------------------- Herberts America Inc. ...................................... Texas Herberts Automotive Systems America, Inc. .................. Michigan Herberts Huajia Chemicals & Powder Coatings Co. (56% owned) ............................................. China Herberts Langfan Yanmei Chemicals Co. Ltd. (55% owned) ..... China Herberts Mexico S.A. de C.V. ............................... Mexico Holding DP, S.A. de C.V. ................................... Mexico Initiatives S.A. de C.V. ................................... Mexico Krystal Holographics International, Inc. ................... Utah Optimum Quality Grains L.L.C ............................... Iowa Pioneer Hi-Bred International, Inc. ........................ Iowa Protein Technologies International, Inc. ................... Missouri PT DuPont Agricultural Products Indonesia (80% owned) ...... Indonesia Qualicon, Inc. ............................................. Delaware Sentinel Transportation Company ............................ Delaware Spies Hecker Inc. .......................................... New York Standox North America Inc. ................................. Michigian Sporting Goods Properties Inc. ............................. Delaware Subsidiaries not listed would not, if considered in the aggregate as a single subsidiary, constitute a significant subsidiary. 3