EXHIBIT 31.3

                    Certification of Chief Financial Officer
   Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 and Item 307 of
                                 Regulation S-K

I, William A. Lauby, certify that:

1.    I have reviewed  this annual  report on Form 10-K of Hydron  Technologies,
      Inc.;

2.    Based on my knowledge,  this report does not contain any untrue  statement
      of a material fact or omit to state a material fact  necessary to make the
      statements made, in light of the circumstances under which such statements
      were made,  not  misleading  with  respect  to the period  covered by this
      report;

3.    Based on my  knowledge,  the  financial  statements,  and other  financial
      information included in this annual report, fairly present in all material
      respects the financial condition,  results of operations and cash flows of
      the registrant as of, and for, the periods presented in this report;

4.    The  registrant's  other  certifying  officers and I are  responsible  for
      establishing  and  maintaining  disclosure  controls  and  procedures  (as
      defined in Exchange Act Rules 13a-15(e) and 15d-15 (e)) for the registrant
      and have:

      a.    Designed such  disclosure  controls and  procedures,  or caused such
            disclosure   controls  and  procedures  to  be  designed  under  our
            supervision,  to ensure that  material  information  relating to the
            registrant,  including its consolidated subsidiaries,  is made known
            to us by others  within  those  entities,  particularly  during  the
            period in which this report is being prepare;

      b.    Evaluated the effectiveness of the registrant's  disclosure controls
            and procedures and presented in this report our conclusion about the
            effectiveness of the disclosure  controls and procedures,  as of the
            end of the period covered by this report based on such  evaluation);
            and

      c.    Disclosed  in this  report any change in the  registrant's  internal
            control  over   financial   reporting   that  occurred   during  the
            registrant's fourth fiscal quarter that has materially affected,  or
            is reasonably likely to materially affect, the registrant's internal
            control over financial reporting; and

5.    The registrant's other certifying officers and I have disclosed,  based on
      our most recent  evaluation of internal control over financial  reporting,
      to the registrant's auditors and the audit committee of registrant's board
      of directors:

      a.    All significant  deficiencies and material  weaknesses in the design
            or operation of internal control over financial  reporting which are
            reasonably  likely to adversely affect the  registrant's  ability to
            record, process, summarize and report financial information; and

      b.    Any fraud,  whether or not  material,  that  involves  management or
            other  employees  who have a  significant  role in the  registrant's
            internal control over financial reporting.

/s/: William A Lauby
--------------------
William A. Lauby
Chief Financial Officer
March 29, 2005


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