CAS 68399-79-1 appears in our catalog under these names: Ampso 0.2 M buffer solution, 95%, AMPSO, 99+%, AMPSO, AMPSO, 98+% , AMPSO, PUFFERAN®, min. 98 %, 25 g, plastic. Offered by: Combi-blocks, AmBeed, GLPBio, Thermo Scientific (Alfa Aesar), Sigma-Aldrich. Available pack sizes: 1g, 100g, 25g, 5g, 1 g, 5 g.