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B -- AMENDMENT TO SOLE SOURCE REQUIREMENT FOR RESEARCH SERVICES TO PERFORM DEPTH PROFILE MEASUREMENTS OF UV STABILIZER AND COATING FUNCTIONALITIES SOL 53SBNB067023 DUE 042900 POC Diane M. Loeb (301) 975-6399, FAX (301) 963-7732, or e-mail: dloeb@nist.gov WEB: NIST Contracts Homepage, http://www.nist.gov/admin/od/contract/contract.htm. E-MAIL: NIST Contracts Office, Contract@nist.gov. This is an amendment to CBD issued February 25, 2000. The National Institute of Standards and Technology (NIST) is amending the period of performance for this requirement to include an option year from December 1, 2000 through November 30, 2001 for continuation of research services. All other requirements remain the same. Posted 04/28/00 (W-SN449520). (0119)

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