CAS 58-71-9 appears in our catalog under these names: Cefalotin sodium salt, 95%, Cephalothin Sodium, >95% (HPLC), Cephalothin sodium/ 99.17% (existing batch purity), Cefalothin (sodium salt), Cephalothin sodium. Offered by: Combi-blocks, TRC, TargetMol, GLPBio, Thermo Scientific (Alfa Aesar). Available pack sizes: 1g, 10g, 25g, 100g, 5g, 100mg, 250mg, 500mg.