has part has part is specified output of has role molecular entity processed material eluate PERSON: Philippe Rocca-Serra OBI Bionaterial Raman spectroscopic detection of haemoproteins in the eluate from high-performance liquid chromatography. J Chromatogr. 1983 Jan 7;254:285-8. PMID: 6298263 a eluate is a material entity which results from an elution, e.g. from a chromatography column. it has as part a material entity with role mobile phase eluate eluted material need to add restriction to indicate: has_part some (material entity has_role mobile phase) need to add mobile phase as role solvent role elution metadata complete