CHEMROF	Mass Spectrometry Ontology	Source
https://w3id.org/chemrof/Atom	http://purl.obolibrary.org/obo/MS_1003034	LOOM
https://w3id.org/chemrof/Molecule	http://purl.obolibrary.org/obo/MS_1000859	LOOM
http://purl.org/gc/Double	http://www.w3.org/2001/XMLSchema#double	LOOM
http://purl.obolibrary.org/obo/CHEBI_29234	http://purl.obolibrary.org/obo/MS_1000198	LOOM
https://w3id.org/chemrof/ChargeState	http://purl.obolibrary.org/obo/MS_1000041	LOOM
https://w3id.org/chemrof/Protein	http://purl.obolibrary.org/obo/MS_1000882	LOOM
https://w3id.org/chemrof/Peptide	http://purl.obolibrary.org/obo/MS_1000860	LOOM
https://w3id.org/chemrof/SmallMolecule	http://purl.obolibrary.org/obo/MS_1003035	LOOM
https://w3id.org/chemrof/ElementFamilyEnum#Transition	http://purl.obolibrary.org/obo/MS_1000908	LOOM