SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549



                                    FORM 8-K

                                 CURRENT REPORT
                     PURSUANT TO SECTION 13 OR 15(d) OF THE
                         SECURITIES EXCHANGE ACT OF 1934




         Date of Report (Date of earliest event reported): April 4, 2001



                           STRATEGIC DIAGNOSTICS INC.
            -------------------------------------------------------
               (Exact name of Registrant as specified in charter)



          Delaware                     0-68440                 56-1581761
(State or Other Jurisdiction         (Commission            (I.R.S. Employer
     of Incorporation or             file number)        Identification Number)
        Organization)



                               111 Pencader Drive
                             Newark, Delaware 19702
                    (Address of principal executive offices)


                                 (302) 456-6789
              (Registrant's telephone number, including area code)


Item 7.  Financial Statements, Pro Forma Financial Information and Exhibits.

         (c)      Exhibits.

                  99       Press Release dated April 4, 2001.


Item 9.  Regulation FD Disclosure

         As is more fully described in the attached press release that is
incorporated herein by reference Strategic Diagnostics, Inc. ("SDI") announced
that its new test kit, the GMO QuickCheck(TM) Bt9 Test Kit has been evaluated by
the USDA as well as preliminary results for the first quarter of 2001.

         This report, including the news release incorporated herein, contains
forward-looking statements reflecting SDI's current expectation. When used in
this press release, the words "anticipate", "enable", "estimate", "intend",
"expect", "believe", "potential", "will", "should", "project" and similar
expressions as they relate to SDI are intended to identify said forward-looking
statements. Investors are cautioned that all forward-looking statements involve
risks and uncertainties, which may cause actual results to differ from those
anticipated by SDI at this time. Such risks and uncertainties include, without
limitation, changes in demand for products, delays in product development,
delays in market acceptance of new products, inability to obtain required
government approvals, modifications of government regulations, modifications to
development and sales relationships, the ability to meet increased market
demand, the ability to achieve anticipated growth, increasing dependence on the
sale of certain products, competition, seasonality, and other factors more fully
described in SDI's public filings with the U.S. Securities and Exchange
Commission.


                                    SIGNATURE

         Pursuant to the requirements of the Securities Exchange Act of 1934,
the Registrant has duly caused this report to be signed on its behalf by the
undersigned hereunto duly authorized.


                                            STRATEGIC DIAGNOSTICS INC.


Date:  April 4, 2001                        By: /s/ Arthur A. Koch, Jr.
                                                -------------------------------
                                                Name:  Arthur A. Koch, Jr.
                                                Title: Chief Operating Officer


                                  EXHIBIT INDEX



Exhibit
  No.                               Description
- -------                             -----------
 99                         Press Release dated April 4, 2001.