Resolve
RDF Terms
Data based on @zazuko/vocabularies
Namespace
Recommended prefix
Copy 'PREFIX unit: <http://qudt.org/vocab/unit/>'
lang:en
Parts per trillion by volume
lang:""
0.000000000001
lang:""
1.0E-12
lang:""
true
lang:""
pptr
lang:""
[pptr]{vol}