Head noun: chromogen

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

Broader concepts

labelprovenanceconfidence
photoactive therapeutic agentisap:161712770.298955
reagentisap:245134890.286330
materialisap:4101773320.188820

Narrower concepts

labelprovenanceconfidence
dyeisap:2635664800.284455
benzidineisap:3509923360.152113