Molecular Formula (C6H10O5)n Biological Source Leuconostoc spp Form Blue powder Identity Confirmed by 1H NMR, MS and FTIR. Applications Blue dextran (MW 2000000) is a useful chemical compound for research and analytical purpose. Storage Store at -20°C. https://www.bioglyco.com/blue-dextran-mw-2000000-item-1132.html