CAS 128-49-4 appears in our catalog under these names: Bis(2-ethylhexyl) sulfosuccinate hemicalcium salt, 95%, Calcium 1，4–bis((2–ethylhexyl)oxy)–1，4–dioxobutane–2–sulfonate, Docusate calcium 97%, Butanedioic acid,2-sulfo-, 1,4-bis(2-ethylhexyl) ester, calcium salt (2:1), 97%, 97%. Offered by: Combi-blocks, GLPBio, Ambeed, Chemat. Available pack sizes: 1g, 250mg, 100mg, 5g.