CAS 27378-49-0 appears in our catalog under these names: PPoly–L–ornithine hydrobromide, 2,5-Diaminopentanoic acid hydrobromide, Poly-L-ornithine hydrobromide, Poly-L-ornithine (hydrobromide) (MW 30000-70000), Poly-L-ornithine (hydrobromide) (MW 5000-15000). Offered by: GLPBio, Biosynth, Chemat, MedChemExpress. Available pack sizes: 10mg, 5mg, 100mg, 500mg, 1g, 50mg, 5 mg, 100 mg.