EXHIBIT 6.3
November 26, 1999
Xx. Xxxxxx X. Xxxx
Chairman
Clinical Chemistry Holdings, Inc.
0000 Xxx Xxxxxxx
Xxxxxxx, XX 00000
Dear Xx. Xxxx:
The letter agreement between Xxxxxx Investment Strategies, Inc.
("Xxxxxx"), Clinical Chemistry Holdings, Inc. ("CCH"), and Xxxxxx X. Xxxx, dated
November 12, 1999, and amended by letter dated November 24, 1999 ("Letter
Agreement"), is modified and amended by the deletion of the first numbered
paragraph thereof and the insertion of the following in its place:
1. Effective November 26, 1999 (the "Effective Date"), Xxxxxx
Investment Strategies, Inc. ("Xxxxxx") shall transfer to Clinical
Chemistry Holdings, Inc. ("CCH"), and CCH shall purchase from Xxxxxx,
on an all or none basis, 185,533 shares of Common Stock of Novitron
International, Inc. ("Novitron") held by Xxxxxx and various accounts
over which Xxxxxx has dispositive power ("Shares"). The total
consideration to be paid by CCH to Xxxxxx for the transfer of the
Shares shall be Five Hundred Fifty-six Thousand Five Hundred
Ninety-nine Dollars ($556,599.00), which is calculated on the basis of
$3.00 per Share. Payment shall be made upon delivery of the Shares to
the broker designated by CCH. "Closing shall have occurred upon
completion of the delivery of the Shares and the payment therefor as
described above. Upon Closing, paragraphs two, four, and five of this
letter shall be effective as of the Effective Date.
Except as modified and amended in this letter, the Letter Agreement
shall remain in full force and effect. If you are in agreement with the above,
please execute this amendment to the Letter Agreement and return a signed copy
to the undersigned at the address indicated above.
XXXXXX INVESTMENT STRATEGIES, INC.
By: /s/ Xxx Xxxxxx
-----------------------------
Xxx Xxxxxx, President
Page 17 of 21 Pages
CLINICAL CHEMISTRY HOLDINGS, INC.
By: /s/ Xxxxxx X. Xxxx
-------------------------------
Xxxxxx X. Xxxx, Chairman
/s/ Xxxxxx X. Xxxx
---------------------------------
Xxxxxx X. Xxxx, Individually
Page 18 of 21 Pages
