CAS 569-61-9 appears in our catalog under these names: Basic Red 9, Pararosaniline Hydrochloride, Basic Red 9 100 µg/mL in Acetonitrile, 0·2% Basic Fuchsin solution, Pararosaniline hydrochloride, 90% . Offered by: Dr. Ehrenstorfer, HPC Standards, TRC, GLPBio, Thermo Scientific (Alfa Aesar). Available pack sizes: 100mg, 1x100mg, 25g, 50g, 5g, 1ml, 2,5l, 500ml.