About: presence of base

Head noun: presence
Postmodifier: of base

Same concepts

Broader concepts

label	provenance	confidence

Narrower concepts

label	provenance	confidence
potassium carbonate	isap:411251491	0.397444
triethylamine	isap:64177777	0.329568
k2co3	isap:294836807	0.273799
tea	isap:330818751	0.261684
n	isap:472564755	0.171089