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                                                  EXHIBIT 23.1
   
   
   
            CONSENT OF INDEPENDENT CERTIFIED PUBLIC ACCOUNTANTS
   
   
   
   
   Rentech, Inc.
   1331 17th Street, Suite 720
   Denver, CO 80202
   
   We consent to the incorporation by reference in the Registration
   Statement of Rentech, Inc. on Form S-3 of our report dated September
   5, 1996 relating to the consolidated Financial Statements appearing in
   the Annual Report on Form 10-KSB of Rentech, Inc. for the years ended
   December 31, 1995 and 1994, and to the reference to us under the
   heading "Experts" in the Prospectus, which is part of such Registration
   Statement. 
   
   (Signature)  
   
   BDO Seidman, LLP
 
 
   September 5, 1996
   -----------------
   Denver, Colorado