5003538668
naphthalene (bituminous matrial) (300311489) 'constituent of' coal tar (300012992);
changeNote
5003538668
naphthalene (bituminous matrial) (300311489) 'constituent of' coal tar (300012992);
description
naphthalene (bituminous matrial) (300311489) 'constituent of' coal tar (300012992);
type
relation added
startedAtTime
2013-12-21T09:50:35