... : Poliglusam; Deacetylchitin; Poly-(D)glucosamine Appearance: white powderSpecifications: 85%,90%,95% Degree of Deacetylation ... ) and N-acetyl-D-glucosamine (acetylated unit). Off-white, innocuous, flavorless, amorphous and semitransparent solid, soluble ... : ItemPharmaceutical Grade Food GradeIndustrial GradeAppearanceOff-white powderOff-white powderOff-white or light yellow semitransparent flake or ...