Free Seo Directory - Science and Technology - Biologyhttp://brownlinker.com/Science_and_Technology/Biology/Free Link Directory TOKU-E - The Evolution of Biopurityhttp://www.toku-e.com/TOKU-E is a supplier of high-purity antibiotics for both pharmaceuticals as active pharmaceutical ingredients (APIs) and for biotechnology applications as selective antimicrobial reagents. TOKU-E’s facilities include locations in the United States, Europe, China and Singapore.Tue, 30 Nov 1999 00:00:00 GMT