EXHIBIT 7
JOINT FILING AGREEMENT
In accordance with Rule 13d-1(f) promulgated under the Securities
Exchange Act of 1934, as amended, the persons names below agree to the joint
filing on behalf of each of them a Statement on Schedule 13D (including
amendments thereto) with regard to the common stock of Novitron International,
Inc., and further agree that this Joint Filing Agreement be included as an
Exhibit to such joint filings. In evidence thereof, the undersigned, being duly
authorized, hereby execute this agreement as of the 6th day of December, 1999.
Date: December 6, 1999 /s/ Xxxxxx X. Xxxx
--------------------------------------------
Xxxxxx X. Xxxx
Date: December 6, 1999 CLINICAL CHEMISTRY HOLDINGS, INC.
By: /s/ Xxxxxx Xx Xxxx Xxxx
----------------------------------------
Xxxxxx Xx Ping Ting
President and Chief Executive Officer
