Exhibit 21
SUBSIDIARIES OF CROMPTON CORPORATION
Percentage of
Voting Securities
Owned Directly or State or
Indirectly by Country of
Crompton Corporation Organization
9056-0921 Quebec Inc. 100.0 Canada
Agro ST Inc. 100.0 Delaware
Assured Insurance Company 100.0 Vermont
Baxenden Chemicals Limited 53.5 United Kingdom
Baxenden Scandinavia A.S. 53.5 Denmark
CK Witco Specialties Thailand 100.0 Thailand
Limited
CNK Chemical Realty Corporation 100.0 Pennsylvania
Crompton & Knowles of Canada 100.0 Canada
Limited
Crompton & Knowles Receivables 100.0 Delaware
Corporation
Crompton (Uniroyal) Registrations 100.0 United Kingdom
Limited
Crompton Agribusiness Pty. Limited 100.0 Australia
Crompton Co./Cie 100.0 Canada
Crompton Colors Incorporated 100.0 Delaware
Crompton Corporation Limitada 100.0 Chile
Crompton Corporation S.A. de C.V. 100.0 Mexico
Crompton de Colombia Limitada 100.0 Colombia
Crompton Espana S.L. 100.0 Spain
Crompton Europe Financial 100.0 Delaware
Services Company
Crompton Europe Limited 100.0 United Kingdom
Crompton Financial Holdings 100.0 Ireland
Crompton GmbH 100.0 Germany
Crompton Grand Banks Inc. 100.0 Canada
Crompton Holding Corporation 100.0 Delaware
Crompton Holding S.A de C.V. 100.0 Mexico
Crompton Holdings GmbH 100.0 Germany
Crompton Inc. 100.0 Korea
Crompton Inc. 100.0 Philippines
Crompton International Corporation 100.0 New Jersey
Crompton International Sales 100.0 Barbados
Corporation
Crompton Limited 100.0 Japan
Crompton Monochem, Inc. 100.0 Louisiana
Crompton Manufacturing 100.0 New Jersey
Company, Inc.
Crompton N.V. 100.0 Belgium
Crompton Quimica S.A.I.C. 100.0 Argentina
Crompton S.A. 100.0 France
Crompton S.A. 100.0 Switzerland
Crompton S.r.l. 100.0 Italy
Crompton Sales Company, Inc. 100.0 Delaware
Crompton Services S.P.R.L. 100.0 Belgium
Crompton Servicios S.A. de C.V. 100.0 Mexico
Crompton Specialties Asia 100.0 Singapore
Pacific Pte. Limited
Crompton Specialties GmbH 100.0 Germany
Crompton Specialties Holding 100.0 China-Hong Kong
Company Limited
Crompton Specialties Limited 100.0 China-Hong Kong
Crompton Specialties Limited 100.0 Taiwan
Crompton Specialties Limited 92.0 Thailand
Crompton Specialties Pte. 100.0 Singapore
Limited
Crompton Specialties Pty. 100.0 Australia
Limited
Crompton Specialties Sdn. Bhd. 100.0 Malaysia
Crompton Specialties Shanghai 100.0 China-PRC
Company Limited
Crompton Vinyl Additives GmbH 100.0 Germany
Crompton-CNCCC Danyang Chemical 85.0 China-PRC
Company Limited
D-S Brookes Limited 100.0 United Kingdom
Davis-Standard Corporation 100.0 DelawareDavis-
Standard France S.A.R.L. 99.0 France
Davis-Standard (Deutschland) GmbH 100.0 Germany
Davis-Standard Limited 100.0 United Kingdom
Enenco, Incorporated 50.0 New York
ER-WE-PA Davis-Standard GmbH 99.0 Germany
Fasting Jonk N.V. 100.0 The Netherlands
Firma W/K Witco EPA 50.0 The Netherlands
GT Seed International Company 100.0 Texas
GT Seed Treatment, Inc. 100.0 Minnesota
Gustafson LLC 50.0 Delaware
Gustafson Partnership 50.0 Canada
Herdillia Unimers Limited 10.0 India
Industrias Gustafson S.A. de C.V. 50.0 Mexico
Isofoam Limited 100.0 United Kingdom
Jonk B.V. 100.0 The Netherlands
Kem Manufacturing Corporation 100.0 Georgia
Kunstoff und Maschinenbau GmbH 100.0 Austria
Lucia Kaarsenfabriek N.V. 100.0 The Netherlands
Monochem, Inc. 38.81 Louisiana
N.V. Handelmaatschappij Camphina 100.0 The Netherlands
Naugatuck Treatment Company 100.0 Connecticut
Nerap Expeditie B.V. 100.0 The Netherlands
NPC Services, Inc. 12.75 Louisiana
Orchem (Proprietary) Limited 30.0 South Africa
PT Witco Indonesia 100.0 Indonesia
Rubicon Inc. 50.0 Louisiana
Trace Chemicals LLC 100.0 Delaware
Unicorb Limited 100.0 United Kingdom
Uniquimica S.A de C.V. 100.0 Mexico
Uniroyal Chemical Asia 100.0 Singapore
Pte. Limited
Uniroyal Chemical B.V. 100.0 The Netherlands
Uniroyal Chemical Company, Inc. 100.0 Delaware
Uniroyal Chemical Company Limited 100.0 Bahamas
Uniroyal Chemical Company Limited 100.0 Delaware
(Delaware)
Uniroyal Chemical (Europe) B.V. 100.0 The Netherlands
Uniroyal Chemical European 100.0 The Netherlands
Holdings B.V.
Uniroyal Chemical Export Limited 100.0 Delaware
Uniroyal Chemical Holdings B.V. 100.0 The Netherlands
Uniroyal Chemical Investments 100.0 Canada
Limited
Uniroyal Chemical Leasing Company, 100.0 Delaware
Inc.
Uniroyal Chemical Mexico S.A. 100.0 Mexico
de C.V.
Uniroyal Chemical Netherlands B.V. 100.0 The Netherlands
Uniroyal Chemical Overseas B.V. 100.0 The Netherlands
Uniroyal Chemical (Proprietary) 100.0 South Africa
Limited
Uniroyal Chemical S.A 100.0 Spain
Uniroyal Chemical S.A.R.L. 100.0 Switzerland
Uniroyal Chemical S.r.l. 100.0 Italy
Uniroyal Chemical Taiwan Limited 80.0 Taiwan
Uniroyal Chemical Technology B.V. 100.0 The Netherlands
Uniroyal Chimica S.r.l. 100.0 Italy
Uniroyal Quimica Limitada 100.0 Brazil
Weber City Road LLC 100.0 Louisiana
Witco Australia Pty. Limited 100.0 Australia
Witco B.V. 100.0 The Netherlands
Witco Corporation UK Limited 100.0 United Kingdom
Witco do Brasil Limitada 100.0 Brazil
Witco Europe Investment Partners 100.0 Delaware
Witco Investment Holdings B.V. 100.0 The Netherlands
Witco Investments B.V. 100.0 The Netherlands
Witco Investments S.A.R.L. 100.0 France
Witco Ireland Investment Company 100.0 Ireland
Limited
Witco Italiana S.r.l. 100.0 Italy
Witco Mexico S.A. de C.V. 100.0 Mexico
Witco Polymers and Resins B.V. 100.0 The Netherlands
Witco Specialties Italia S.p.A. 100.0 Italy
Witco Warmtekracht B.V. 100.0 The Netherlands