1. Appearance: white powder 2. Specifications: 85%,90%,95% Degree of Deacetylation 3. Test Method: HPLC 4. CAS: ... Poliglusam; Deacetylchitin; Poly-(D)glucosamine Appearance: white powderSpecifications: 85%,90%,95% Degree of Deacetylation Test Method: HPLC ChemSpider: 64870CAS No.:9012 ... yellow semitransparent flake or powderDegree of Deacetylation, %≥85,90, 95≥85, 90, 95≥80, 85, 90pH7.0-8.07.0-8.07 ...