By using of fermentation technology from microorganism, Meito Sangyo Co., Ltd. Fine chemicals Division produces unique products, such as polysaccharide and enzymes.Out of our products, both dextran used for a plasma expander and microbial rennet, cheese production enzyme are produced by limited manufacturers worldwide.Dextran derivatives with a variety of functional group can be produced from Dextran by chemical reaction. Anion-donating reaction such as sulphonation, carboxymethylation or cation-donating reaction like tertiary amination can be carried out for purpose-made product. Since dextran acts as a protective colloid