Profile: Austin Chemical Company, Inc. manufactures pharmaceutical, agricultural and specialty chemicals. Our hyaluronic acid contains sodium hyaluronate, which is a linear polysaccharide formed by repeating units of n-acetyl-d-glucosamine and d-glucoronic acid. It has a wide range of molecular weights and is distinguished from other glycosaminoglycans as it is free from covalent links to protein & sulphuric groups.