**Exhibit 21**

 

SUBSIDIARIES OF CHEMTURA CORPORATION – 2005

 
| ** **                                          | ** ** | **Percentage of  Voting  Securities  Owned Directly  or  Indirectly by  Crompton  Corporation** | ** ** | **State or  Country of  Organization** | ** ** |
|-----------------------------------------------------|------------|----------------------------------------------------------------------------------------------------------------|------------|--------------------------------------------------|------------|
| 1167201 Ontario Limited                             |       | 100.0                                                                                                          |       | Canada                                           |       |
| 9056-0921 Quebec Inc.                               |       | 100.0                                                                                                          |       | Canada                                           |       |
| A & M Cleaning Products, LLC                    |       | 100.0                                                                                                          |       | Delaware                                         |       |
| Antimony Products (Proprietary) Ltd.                |       | 75.0                                                                                                           |       | South Africa                                     |       |
| Aqua Clear Industries, L.L.C.                       |       | 100.0                                                                                                          |       | New York                                         |       |
| ASCK, Inc.                                          |       | 100.0                                                                                                          |       | Delaware                                         |       |
| ASEPSIS, Inc.                                       |       | 100.0                                                                                                          |       | Canada                                           |       |
| ASEPSIS, Inc.                                       |       | 100.0                                                                                                          |       | Georgia                                          |       |
| ASIA Stabilizers Co., Ltd.                          |       | 65.0                                                                                                           |       | Korea                                            |       |
| Assured Insurance  Company                          |       | 100.0                                                                                                          |       | Vermont                                          |       |
| Baxenden Chemicals  Limited                         |       | 53.5                                                                                                           |       | England                                          |       |
| Baxenden Scandinavia  A.S.                          |       | 53.5                                                                                                           |       | Denmark                                          |       |
| BAYROL Deutschland GmbH                             |       | 100.0                                                                                                          |       | Germany                                          |       |
| BAYROL France S.A.S.                                |       | 100.0                                                                                                          |       | France                                           |       |
| BAYROL Iberica S.A.                                 |       | 100.0                                                                                                          |       | Spain                                            |       |
| BioLab (Gulf) GmbH                                  |       | 100.0                                                                                                          |       | Switzerland                                      |       |
| BioLab Arabia Limited                               |       | 49.0                                                                                                           |       | Saudi Arabia                                     |       |
| BioLab Australia Pty. Ltd.                          |       | 100.0                                                                                                          |       | Australia                                        |       |
| BioLab Textile Additives, LLC                       |       | 100.0                                                                                                          |       | Delaware                                         |       |
| BioLab U.K. Limited                                 |       | 100.0                                                                                                          |       | United Kingdom                                   |       |
| Bio-Lab Canada, Inc.                                |       | 100.0                                                                                                          |       | Canada                                           |       |
| Bio-Lab, Inc.                                       |       | 100.0                                                                                                          |       | Delaware                                         |       |
| BLSA Industries (Pty) Ltd.                          |       | 100.0                                                                                                          |       | South Africa                                     |       |
| Blue Systemes S.A.S.                                |       | 100.0                                                                                                          |       | France                                           |       |
| Certis Europe B.V.                                  |       | 15.0                                                                                                           |       | The Netherlands                                  |       |
| Chemol France S.A.                                  |       | 50.0                                                                                                           |       | France                                           |       |
| Chemol Reszvenytarsasag  International              |       | 78.3                                                                                                           |       | Hungary                                          |       |
| Chemtura (Thailand)  Limited                        |       | 100.0                                                                                                          |       | Thailand                                         |       |
| Chemtura Corporation  U.K. Limited                  |       | 100.0                                                                                                          |       | England                                          |       |
| Chemtura GmbH                                       |       | 100.0                                                                                                          |       | Germany                                          |       |
| Chemtura Holding  Company, Inc.                     |       | 100.0                                                                                                          |       | Delaware                                         |       |
| Chemtura Korea Inc.                                 |       | 100.0                                                                                                          |       | Korea                                            |       |
| Chemtura Singapore Pte.  Ltd.                       |       | 100.0                                                                                                          |       | Singapore                                        |       |
| Chemtura USA Corporation                            |       | 100.0                                                                                                          |       | New Jersey                                       |       |
| CNK Chemical Realty  Corporation                    |       | 100.0                                                                                                          |       | Pennsylvania                                     |       |
| Crompton & Knowles  of Canada Limited           |       | 100.0                                                                                                          |       | Canada                                           |       |
| Crompton & Knowles  Receivables Corporation     |       | 100.0                                                                                                          |       | Delaware                                         |       |
| Crompton (Uniroyal  Chemical) Registrations Limited |       | 100.0                                                                                                          |       | England                                          |       |
| Crompton Agribusiness  Pty. Limited                 |       | 100.0                                                                                                          |       | Australia                                        |       |
| Crompton Chemical (Pty)  Limited                    |       | 100.0                                                                                                          |       | South Africa                                     |       |
| Crompton Chemical S.r.l.                            |       | 100.0                                                                                                          |       | Italy                                            |       |
| Crompton Chemicals B.V.                             |       | 100.0                                                                                                          |       | The Netherlands                                  |       |
| 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                                         |       |

 

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| Crompton Espana S.L.                             |   | 100.0 |   | Spain               |   |
|--------------------------------------------------|--------|-------|--------|---------------------|--------|
| Crompton Europe B.V.                             |   | 100.0 |   | The Netherlands     |   |
| Crompton Europe  Financial Services Company      |   | 100.0 |   | Delaware            |   |
| Crompton Europe Limited                          |   | 100.0 |   | Scotland            |   |
| Crompton European  Holdings B.V.                 |   | 100.0 |   | The Netherlands     |   |
| 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 B.V.                           |   | 100.0 |   | The Netherlands     |   |
| Crompton Holdings GmbH                           |   | 100.0 |   | Germany             |   |
| Crompton International  Corporation              |   | 100.0 |   | New Jersey          |   |
| Crompton Investments  S.A.S.                     |   | 100.0 |   | France              |   |
| Crompton Ireland  Investment Company Limited     |   | 100.0 |   | Ireland             |   |
| Crompton Kazakhstan                              |   | 100.0 |   | Kazakhstan          |   |
| Crompton Limitada                                |   | 100.0 |   | Brazil              |   |
| Crompton Limited                                 |   | 100.0 |   | Japan               |   |
| Crompton LLC                                     |   | 100.0 |   | Delaware            |   |
| Crompton Monochem, Inc.                          |   | 100.0 |   | Louisiana           |   |
| Crompton N.V.                                    |   | 100.0 |   | Belgium             |   |
| Crompton Overseas B.V.                           |   | 100.0 |   | The Netherlands     |   |
| Crompton Quimica  S.A.C.I.                       |   | 100.0 |   | Argentina           |   |
| Crompton S.A.                                    |   | 100.0 |   | Switzerland         |   |
| Crompton S.A.S.                                  |   | 100.0 |   | France              |   |
| Crompton Services  B.V.B.A.                      |   | 100.0 |   | Belgium             |   |
| Crompton Servicios S.A.  de C.V.                 |   | 100.0 |   | Mexico              |   |
| Crompton Specialties  Asia Pacific Pte. Limited  |   | 100.0 |   | Singapore           |   |
| Crompton Specialties  GmbH                       |   | 100.0 |   | Germany             |   |
| Crompton Specialties  Holding Company Limited    |   | 100.0 |   | China-Hong Kong     |   |
| Crompton Specialties  Limited                    |   | 100.0 |   | China-Hong Kong     |   |
| Crompton Specialties  Limited                    |   | 100.0 |   | Taiwan              |   |
| Crompton Specialties  Limited                    |   | 92.0  |   | Thailand            |   |
| Crompton Specialties  Nanjing Company Limited    |   | 100.0 |   | China-PRC           |   |
| Crompton Specialties  Pty. Limited               |   | 100.0 |   | Australia           |   |
| Crompton Specialties  S.A.                       |   | 100.0 |   | Ecuador             |   |
| Crompton Specialties  Sdn. Bhd.                  |   | 100.0 |   | Malaysia            |   |
| Crompton Specialties  Shanghai Company Limited   |   | 100.0 |   | China-PRC           |   |
| Crompton Specialty  Chemicals India Pte. Ltd.    |   | 99.9  |   | India               |   |
| Crompton Technology B.V.                         |   | 100.0 |   | The Netherlands     |   |
| Crompton Vinyl Additives  GmbH                   |   | 100.0 |   | Germany             |   |
| Crompton, Inc.                                   |   | 100.0 |   | Philippines         |   |
| Crompton-CNCCC Danyang  Chemical Company Limited |   | 90.0  |   | China-PRC           |   |
| Davis-Standard LLC                               |   | 62.5  |   | Delaware            |   |
| Enenco, Incorporated                             |   | 100.0 |   | New York            |   |
| EPA B.V.                                         |   | 100.0 |   | The Netherlands     |   |
| GL Development, Ltd.                             |   | 100.0 |   | British West Indies |   |
| GLC Holdings GmbH                                |   | 100.0 |   | Switzerland         |   |
| GLCC Laurel de Mexico, S.A. de C.V.              |   | 100.0 |   | Mexico              |   |
| GLCC Laurel, LLC                                 |   | 50.0  |   | Delaware            |   |
| GLCC Mexico Holdings,  Inc.                      |   | 100.0 |   | Delaware            |   |
| GLK Holdings (Netherlands) C.V.                  |   | 100.0 |   | The Netherlands     |   |
| Great Lakes (UK) Limited                         |   | 100.0 |   | United Kingdom      |   |
| Great Lakes Chemical (Europe) GmbH               |   | 100.0 |   | Switzerland         |   |
| Great Lakes Chemical (Far East) Limited          |   | 100.0 |   | Hong Kong           |   |
| Great Lakes Chemical (Gulf) GmbH                 |   | 100.0 |   | Switzerland         |   |
| Great Lakes Chemical (Netherlands) B.V.          |   | 100.0 |   | The Netherlands     |   |
| Great Lakes Chemical (S) Pte. Ltd                |   | 100.0 |   | Singapore           |   |
| Great Lakes Chemical Corporation                 |   | 100.0 |   | Delaware            |   |
| Great Lakes Chemical France S.A.S.               |   | 100.0 |   | France              |   |
| Great Lakes Chemical Global, Inc.                |   | 100.0 |   | Delaware            |   |
| Great Lakes Chemical Japan Limited               |   | 100.0 |   | Japan               |   |

 

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| Great Lakes Chemical Konstanz GmbH                                |   | 100.0 |   | Germany         |   |
|-------------------------------------------------------------------|--------|-------|--------|-----------------|--------|
| Great Lakes Europe Unlimited                                      |   | 100.0 |   | United Kingdom  |   |
| Great Lakes Holding (Europe) A.G.                                 |   | 100.0 |   | Switzerland     |   |
| Great Lakes Holding Deutschland GmbH                              |   | 100.0 |   | Germany         |   |
| Great Lakes Holding S.A.S.                                        |   | 100.0 |   | France          |   |
| Great Lakes Manufacturing (Germany) GmbH                          |   | 100.0 |   | Germany         |   |
| Great Lakes Manufacturing (UK) Limited                            |   | 100.0 |   | United Kingdom  |   |
| Great Lakes Manufacturing Italy S.r.I.                            |   | 100.0 |   | Italy           |   |
| Great Lakes S.A.S.                                                |   | 100.0 |   | France          |   |
| Great Lakes Sales (Europe) GmbH                                   |   | 100.0 |   | Switzerland     |   |
| Great Lakes Sales (Germany) GmbH                                  |   | 100.0 |   | Germany         |   |
| Great Lakes Sales (UK) Limited                                    |   | 100.0 |   | United Kingdom  |   |
| Great Lakes Sales France S.A.S.                                   |   | 100.0 |   | France          |   |
| Great Lakes Sales Italy S.r.I.                                    |   | 100.0 |   | Italy           |   |
| Great Lakes Sales Mexico, S. de R.L. de  C.V.                     |   | 100.0 |   | Mexico          |   |
| Great Lakes Technology (Belgium) N.V.                             |   | 100.0 |   | Belgium         |   |
| Great Lakes Trading Company, Inc.                                 |   | 100.0 |   | Delaware        |   |
| Great Lakes Chemical Vermögensverwaltungs  GmbH & Co. KG |   | 100.0 |   | Germany         |   |
| GT Seed Treatment, Inc.                                           |   | 100.0 |   | Minnesota       |   |
| Gulf Stabilizers  Industries Sales FZCO                           |   | 52.0  |   | Dubai           |   |
| Gulf Stabilizers  Industries, Ltd.                                |   | 49.0  |   | Saudi Arabia    |   |
| HomeCare Labs, Inc.                                               |   | 100.0 |   | Delaware        |   |
| Hydrotech Chemical  Corporation                                   |   | 100.0 |   | Canada          |   |
| Hydrotech Chemical  Corporation Pty. Ltd.                         |   | 100.0 |   | Australia       |   |
| INTERBAYROL, A.G.                                                 |   | 100.0 |   | Switzerland     |   |
| ISCI, Inc.                                                        |   | 100.0 |   | Indiana         |   |
| Isofoam Limited                                                   |   | 53.5  |   | England         |   |
| Kem Manufacturing  Corporation                                    |   | 100.0 |   | Georgia         |   |
| Knight Investments B.V.                                           |   | 100.0 |   | The Netherlands |   |
| Monochem, Inc.                                                    |   | 100.0 |   | Louisiana       |   |
| MPC S.A.R.L.                                                      |   | 100.0 |   | France          |   |
| Nanjing Crompton  Shuguang Organosilicon Specialties Co., Ltd.    |   | 85.0  |   | China-PRC       |   |
| Naugatuck Treatment  Company                                      |   | 100.0 |   | Connecticut     |   |
| Niagara Insurance  Company, Ltd.                                  |   | 100.0 |   | Bermuda         |   |
| NPC Services, Inc.                                                |   | 12.75 |   | Louisiana       |   |
| Poolbrite (SA) (Pty) Ltd                                          |   | 100.0 |   | South Africa    |   |
| POOLTIME GmbH                                                     |   | 100.0 |   | Germany         |   |
| PT Crompton Indonesia                                             |   | 100.0 |   | Indonesia       |   |
| QO Chemicals GmbH                                                 |   | 100.0 |   | Germany         |   |
| QO Chemicals, Inc.                                                |   | 100.0 |   | Delaware        |   |
| Recreational Water  Products Inc.                                 |   | 100.0 |   | Canada          |   |
| Recreational Water  Products Pty. Ltd.                            |   | 100.0 |   | Australia       |   |
| Recreational Water  Products, Inc.                                |   | 100.0 |   | Delaware        |   |
| Rubicon LLC                                                       |   | 50.0  |   | Utah            |   |
| Sonneborn Crompton  Sodium Joint Venture B.V.                     |   | 50.0  |   | The Netherlands |   |
| TETRABROM Technologies  Ltd.                                      |   | 50.0  |   | Israel          |   |
| Unicorb Limited                                                   |   | 100.0 |   | England         |   |
| Unimers India Limited                                             |   | 1.62  |   | India           |   |
| Uniroyal Chemical  Company Limited                                |   | 100.0 |   | Bahamas         |   |
| Uniroyal Chemical  Company Limited (Delaware)                     |   | 100.0 |   | Delaware        |   |
| Uniroyal Chemical S.A.                                            |   | 100.0 |   | Spain           |   |
| Uniroyal Chemical  S.A.R.L.                                       |   | 100.0 |   | Switzerland     |   |
| Uniroyal Chemical Taiwan  Limited                                 |   | 80.0  |   | Taiwan          |   |
| Weber City Road LLC                                               |   | 100.0 |   | Louisiana       |   |
| WRL of Indiana, Inc.                                              |   | 100.0 |   | Indiana         |   |

 

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