Xi'an Fengzu Biological Technology Co.,Ltd is one of the professional China collagen manufacturers, for all you needs of best, price, organic, 100% pure, nature, and GMP factory collagen, please feel free to contact us. And welcome to wholesale bulk and high quantity collagen, collagen supplements, fish collagen, natural collagen, collagen powder, 232-697-4, 9064-67-9, 9007-34-5, pure collagen from us.??Basic information:Purity:99% by HPLCAppearance: White or off-white powderCAS NO.: 9064-67-9 ,9007-34-5EINECS NO.:232-697-4Molecular Formula:C4H6N2O3R2.(C7H9N2O2R)Function:1.Used in skin whitening antiaging and lightening agents,? due to its potential to inhibit the enzyme tyrosinase. Tyrosinase is necessary for the synthesis of melanin, which offers skin its coloring;2.Used in medicine to antibacterial, antifungal and antioxidant attributes; 3.Used in discoloration prevention agents of vegetables and foods.Shipping & Storage:Delivery: Sea/ Air Shipping & International Express?????????????????????????????????????????????????????????????????????????????????? Shipping Time: 2-3 working days after payment? Package:? 1-5kg/Aluminum foil bag, size: 22cm (Width)*32cm (Length)??????????????15-25kg/Drum, size: 38cm (Diameter)*50cm (Height)Storage: Kept away from strong light and heat.??????????????????????????????????????????????????????????????????????????????????? Shelf Life: 24 months http://www.fzbiotech.com/collagen