Cyanocobalamin vitamin b12 Favorable price,high quality Bulk stock, prompt delivery Purity 99% Free sample Vitamin b12 1.Particle Size: 100% pass 80mesh 2.standard: USP31/EP5.0/BP2004/CP2005 3.good quality and fast delivery Product name:Vitamin b12 Manufacturer Origin:China CAS No:68-19-9 Good priceSpecificationsVitamin B12 pure: 1)necessary for the synthesis of red blood cells 2)100% pass ...
