CAS 20039-37-6 appears in our catalog under these names: Pyridinium Dichromate, >95% (HPLC), Dipyridinium dichromate, Pyridinium dichromate, 98% , Pyridinium dichromate, Pyridinium Dichromate, >98.0%(T). Offered by: TRC, GLPBio, Thermo Scientific (Alfa Aesar), Biosynth, TCI. Available pack sizes: 10g, 1g, 50g, 500g, 25g, 100g, 1KG, 250g.