CAS 1398-61-4 appears in our catalog under these names: Chitin, 95%, Chitin, Practical Grade, Chitin, Chitin, technical grade, Colloidal Chitin. Offered by: Combi-blocks, TRC, TargetMol, GLPBio, Chemat. Available pack sizes: 5g, 100g, 500g, 1kg, 25g, 1g, 250mg, 250g.