title: The chromatographic separation of uroporphyrin I and III octamethyl esters.
mesh_terms: D000818:Animals; D002851:Chromatography, High Pressure Liquid; D004952:Esters / Q000302:isolation & purification; D007536:Isomerism; D008099:Liver / Q000032:analysis; D011166:Porphyrins / Q000302:isolation & purification*; D051381:Rats; D014578:Uroporphyrins / Q000302:isolation & purification*
chemical_list: D004952:Esters; D011166:Porphyrins; D014578:Uroporphyrins