SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 15
Certification and Notice of Termination of Registration Under Section 12(g) of
the Securities Exchange of 1934 or Suspension of Duty to File Reports
Under Sections 13 and 15(d) of the Securities Exchange Act of 1934
Commission File Number: 1-12179
Thermo BioAnalysis Corporation
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(Exact name of registrant as specified in its charter)
504 Airport Road
Santa Fe, New Mexico 87504-2108
(781) 622-1000
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(Address, including zip code, and telephone number,
including area code, of registrant's principal
executive offices)
Common Stock, par value $.01 per share
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(Title of each class of securities covered by this Form)
None
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(Titles of all other classes of securities for which
a duty to file reports under Section 13(a) or
15(d) remains)
Please place an X in the box(es) to designate the
appropriate rule provisions relied upon to terminate
or suspend the duty to file reports:
Rule 12g-4(a)(1)(i) ( ) Rule 12h-3(b)(1)(ii) ( )
Rule 12g-4(a)(1)(ii) ( ) Rule 12h-3(b)(2)(i) ( )
Rule 12g-4(a)(2)(i) ( ) Rule 12h-3(b)(2)(ii) ( )
Rule 12g-4(a)(2)(ii) ( ) Rule 15d-6 ( )
Rule 12h-3(b)(1)(i) ( X )
Approximate number of holders of record as of the
certification or notice date: 4
<PAGE>
Pursuant to the requirements of the Securities Exchange Act of 1934,
Thermo BioAnalysis Corporation has caused this certification/notice to be signed
on its behalf by the undersigned duly authorized person.
Date: April 20, 2000 Thermo BioAnalysis Corporation
By: /s/ Theo Melas-Kyriazi
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Name: Theo Melas-Kyriazi
Title: Chief Financial Officer
