About: ethylene diamine tetraacetic acid

Premodifier: ethylene
Head noun: diamine
Postmodifier: tetraacetic acid

Same concepts
http://dbpedia.org/resource/Ethylenediaminetetraacetic_acid

Broader concepts

label	provenance	confidence
chelating agent	isap:39407045	0.737690
compound	isap:50979688	0.564160
agent	isap:39407049	0.562121

Narrower concepts

label	provenance	confidence