Exhibit 32
                            CERTIFICATION PURSUANT TO
                             18 U.S.C. SECTION 1350,
                             AS ADOPTED PURSUANT TO
                  SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

     In connection with the annual report of ThermoGenesis Corp. (the "Company")
on Form 10-K for the period  ended June 30, 2004,  as filed with the  Securities
and  Exchange  Commission  on  the  date  hereof  (the  "Report"),  each  of the
undersigned  officers of the Company  certifies,  pursuant to 18 U.S.C.  Section
1350,  as adopted  pursuant  to Section 906 of the  Sarbanes-Oxley  Act of 2002,
that, to such officer's knowledge:

     (1)  The Report fully complies with the  requirements of  Section 13(a)  or
          15(d) of the Securities Exchange Act of 1934; and

     (2)  The  information  contained  in the  Report  fairly  presents,  in all
          material respects,  the financial  condition and results of operations
          of the  Company as of the dates and for the periods  expressed  in the
          Report.

Date:  September 9, 2004           /s/  PHILIP  H.  COELHO
                                   ---------------------------------------------
                                   Name:  Philip H. Coelho
                                   Title: Chairman of the Board of Directors and
                                   Chief Executive Officer

                                   /s/  RENEE M. RUECKER
                                   ---------------------------------------------
                                   Name: Renee M. Ruecker
                                   Title: Chief Financial Officer

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                                   SCHEDULE II

                               ThermoGenesis Corp.
                        VALUATION AND QUALIFYING ACCOUNTS


                                                                                           

                                               Balance at        Charged to        Write-offs       Balance at
                                              beginning of        costs and          (net of          end of
                                                 period           expenses         recoveries)        period
                                              --------------    --------------    --------------   --------------

Allowance of Doubtful Accounts:

For the year ended June 30, 2004                    $80,000                --           $19,000          $61,000

For the year ended June 30, 2003                    $84,000            $1,000            $5,000          $80,000

For the year ended June 30, 2002                    $84,000           $35,000           $35,000          $84,000


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