CAS 26873-85-8 appears in our catalog under these names: Ficoll|r 400 , Polysucrose 400, Poly(sucrose-co-epichlorhydrin), 99.00%, Sucrose-epichlorohydrin copolymer 98% average Mw 400000, FICOLL(R) 400 BIOXTRA, TYPE 400-DL, LYO&. Offered by: Thermo Scientific (Alfa Aesar), Chemat, Biosynth, Ambeed, Sigma-Aldrich. Available pack sizes: 10g, 50g, 100g, 250g, 25g, 500g, 2000g, 1000g.