Premodifier: oxygenHead noun: o
| Same concepts | 
|---|
Broader concepts
| label | provenance | confidence | 
|---|---|---|
| concentration of the impurity | isap:501143863 | 0.751182 | 
| impurity | isap:472756718 | 0.649920 | 
| element | isap:299662937 | 0.569563 | 
| however | isap:299859299 | 0.556657 | 
| material | isap:472290744 | 0.388099 | 
| atom | isap:215377891 | 0.299034 | 
| heteroatom | isap:328245463 | 0.294491 | 
| sun | isap:449863085 | 0.177437 | 
Narrower concepts
| label | provenance | confidence | 
|---|