Sigma F7250 Fluorescein isothiocyanate isomer I FITC, 异硫酸荧光素 100MG Sigma F9252 Folin & Ciocalteu's Phenol Reagent 福林酚试剂 100ML Sigma F9252 Folin & Ciocalteu's Phenol Reagent 福林酚试剂 500ML Sigma G1910 Gelrite gellan gum 250G ...
A particular modified natural polymer that may be used is a dextran-lysine derivative produced by covalently inserting lysine into variable linear positions along the dextran molecule using periodate oxidation and reductive amination or other methods known to those of skill in the art. Synthetic ...