DHHS/FDA/NCTR, Contracts Branch, HFT 322, 3900 NCTR Road, Jefferson, AR 72079-9502

68 -- LEUCOMALACHITE GREEN, 4KG, (~95%) MALACHITE GREEN LARGE SCALE SYNTHESIS DEVELOPMENT FOR CONTINUATION OF ON-GOING PROJECT. SOL R-0003-00-8 DUE 033198 POC Contact Contract Specialist, Pat Meyer, 870-543-7435, Contracting Officer, Marcia Park, 870-543-7405. For the continuation of an on-going study, Leucomalachite Green, 4KG, at the highest possible purity (~95%) from Chemsyn Laboratories is required. The preliminary short-term study was conducted using Leucomalachite Green from Chemsyn as they were the only vendor to agree to attempt the synthesis. For continuity, it is the Government's intention to negotiate on a sole source basis with Chemsyn Laboratories, 13605 W. 96th Terrace, Lenexa, Kansas 66215-1297. See numbered Note 22.***** (0033)

Loren Data Corp. http://www.ld.com (SYN# 0233 19980204\68-0001.SOL)