<https://w3id.org/whow/onto/water-monitoring/ChemicalSubstance> <http://www.w3.org/2002/07/owl#disjointWith> <https://w3id.org/whow/onto/water-monitoring/RadioactivityObject> .
<https://w3id.org/whow/onto/water-monitoring/ChemicalSubstance> <http://www.w3.org/2000/01/rdf-schema#comment> "This class represents the chemical substances. A controlled vocabulary can be constructed for this class based on the CAS numbering of the chemical substances."@en .
<https://w3id.org/whow/onto/water-monitoring/ChemicalSubstance> <http://www.w3.org/2000/01/rdf-schema#isDefinedBy> <https://w3id.org/whow/onto/water-monitoring> .
<https://w3id.org/whow/onto/water-monitoring/ChemicalSubstance> <http://www.w3.org/2000/01/rdf-schema#label> "Chemical Substance"@en .
<https://w3id.org/whow/onto/water-monitoring/ChemicalSubstance> <http://www.w3.org/2000/01/rdf-schema#subClassOf> <https://w3id.org/whow/onto/water-monitoring/WaterObservablePropertyObject> .
<https://w3id.org/whow/onto/water-monitoring/ChemicalSubstance> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/2002/07/owl#Class> .