oligosaccharide,

chitosan oligosaccharide
chitosan oligosaccharide (cos)
manufacturer food additive fructo oligosaccharide fos 57% 70% 90
预订 manno-oligosaccharide from coprameal as preb.
什么是低聚果糖 低聚果糖(fructo oligosaccharides fos)是一种天然