Watec laboratories, Inc is a bio-pharmaceutical innovative enterprise with many years of rich experience to prepare, purify and separate carbohydrates, dedicated to the research, development, manufacture and marketing of carbohydrates, nucleosides and related products. We are capable of providing various carbohydrates, nucleosides, nucleotides and other derivatives in milligram or kilogram scales, such as actived sugar donors including trichloroacetimidates, thioglycosides , acetylglycosyl halides and phosphates, glycals, sugar anhydrides, deoxy derivatives, amino sugars, uronic acid derivatives, alditols, glycosides and oligosaccharides, and so on.