Sodium Hyaluronate Cosmetic Grade  

Cosmetic Sodium Hyaluronate [Product Introduction] Hyaluronic acid is a mucopolysaccharide composed of N-acetylglucosamine and D-glucuronic acid as disaccharide units. Its molecular weight ranges from 1kDa to 3MDa. Commercially available hyaluronic acid is generally in its sodium salt form and is known as sodium hyaluronate. [Physical and Chemical Properties] Test Items specification Appearance White or off-white powder or granules Sodium hyaluronate >93.0% pH(0.5% aq.sol.,25'C) 5.0~8.5 Molecular weight 3000Da-2.6 million Da Protein ≤0.1% Loss on drying ≤10.0% glucuronic acid ≥45.0% Transmittance ≥99.0%…