CAS 79864-95-2 appears in our catalog under these names: Succinic Acid-1,4-13C2, >95% (HPLC), Butanedioic acid–13C2, SUCCINIC-1,4-13C2 ACID, 99 ATOM % 13C, Butanedioic Acid-13C2, Succinic acid-13C2-1, 99.0%. Offered by: TRC, GLPBio, Sigma-Aldrich, Chemat, MedChemExpress. Available pack sizes: 50mg, 5mg, 10mg, 500MG, 10 mg, 5 mg.