Exhibit 21



SUBSIDIARIES OF THE REGISTRANT



|SUBSIDIARY                                        |  | JURISDICTION
|------------------------------------------------- |  | ------------
|Apogent Denmark Holdings A/S                      |  | Denmark     
|Apogent Holdings A/S                              |  | Denmark     
|Nunc A/S                                          |  | Denmark     
|Apogent Deutschland GmbH                          |  | Germany     
|Gerhard Menzel GmbH                               |  | Germany     
|Gerhard Menzel Glasbearbeitungswerk GmbH & Co. KG |  | Germany     
|Microm International GmbH                         |  | Germany     
|Microm International AG                           |  | Switzerland 
|Nunc GmbH & Co. KG                                |  | Germany     
|Nunc Verwaltungs GmbH                             |  | Germany     
|Scherf Prazision Europa GmbH                      |  | Germany     
|Apogent Holding Company                           |  | Delaware    
|G&P Labware Holdings Inc.                         |  | Delaware    
|Matrix Technologies Corporation                   |  | Delaware    
|Molecular BioProducts, Inc.                       |  | California  
|Labomex MBP, S. de R.L. de C.V.                   |  | Mexico      
|Quality Scientific Plastics, Inc.                 |  | Delaware    
|Nalge Nunc International, KK                      |  | Japan       
|Cosmotec Company Limited                          |  | Japan       
|National Scientific Company                       |  | Wisconsin   
|Robbins Scientific Corporation                    |  | California  
|Genevac Inc.                                      |  | New York    
|Apogent Service Corporation                       |  | Delaware    
|Apogent Transition Corp.                          |  | Delaware    
|Barnstead Thermolyne Corporation                  |  | Delaware    
|BT Canada Holdings Inc.                           |  | Delaware    
|Barnstead Thermolyne ULC                          |  | Nova Scotia 
|Lab-Line Instruments, Inc.                        |  | Delaware    
|Erie Scientific Company                           |  | Delaware    
|Apogent Finance Company                           |  | Delaware    
|Capitol Vial, Inc.                                |  | Alabama     
|Capitol Scientific Products, Inc.                 |  | New York    
|Chase Scientific Glass, Inc.                      |  | Wisconsin   
|Erie Electroverre SA                              |  | Switzerland 
|Erie Scientific Company of Puerto Rico            |  | Delaware    
|Erie Scientific Hungary Kft.                      |  | Hungary     
|Erie UK Holding Company                           |  | Delaware    
|Erie U.K. Limited                                 |  | England     
|Apogent U.K. Limited                              |  | England     
|Electrothermal Engineering Ltd.                   |  | England     
|Nalge (Europe) Limited                            |  | England     
|Advanced Biotechnologies Limited                  |  | England     
|Abgene Limited                                    |  | England     
|Advanced Bioenzymes Limited                       |  | England     
|Advanced Bioplastics Limited                      |  | England     
|Matrix Technologies Limited                       |  | England     
|Robbins Scientific (Europe) Limited               |  | England     
|Apogent Robotics Group Limited                    |  | England     
|Apogent Robotics Limited                          |  | England     
|Chromacol Limited                                 |  | England     



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|SUBSIDIARY                           |  | JURISDICTION
|------------------------------------ |  | ------------
|Epsom Glass Industries Limited       |  | England     
|Genevac Limited                      |  | England     
|Remel Europe Limited                 |  | England     
|Erie-Watala Glass Company Limited    |  | Hong Kong   
|Ever Ready Thermometer Co., Inc.     |  | Wisconsin   
|Abgene Inc.                          |  | Delaware    
|Microgenics Corporation              |  | Delaware    
|Consolidated Technologies, Inc.      |  | Wisconsin   
|Microgenics Diagnostic Pty. Limited  |  | Australia   
|Microgenics GmbH                     |  | Germany     
|NERL Diagnostics Corporation         |  | Wisconsin   
|Owl Separation Systems, Inc.         |  | Wisconsin   
|The Naugatuck Glass Company          |  | Connecticut 
|Metavac LLC                          |  | Delaware    
|Remel Inc.                           |  | Wisconsin   
|Separation Technology, Inc.          |  | Delaware    
|Richard-Allan Scientific Company     |  | Wisconsin   
|Lab Vision Corporation               |  | California  
|Neomarkers, Inc.                     |  | California  
|Lab Vision U.K. Limited              |  | England     
|Microm Laborgerate SL                |  | Spain       
|Samco Scientific Corporation         |  | Delaware    
|Seradyn Inc.                         |  | Delaware    
|Mexoserv Company                     |  | Delaware    
|Nalge Nunc International Corporation |  | Delaware    
|ARG Services LLC                     |  | Delaware