alpha-delta-Ua-[1->3]-GalNAc-6s sodium salt

6-(Hydrogen sulfate)-2-(acetylamino)-2-deoxy-3-O-(4-deoxy-α-L-threo-hex-4-enopyranuronosyl)-D-galactose Disodium Salt was used for retention studies of sulfated glycosaminoglycan disaccharides on porous graphitic carbon capillary HPLC columns and effects of organic modifiers and buffering agents.