Preferred Label : number content;
Detailed label : number content, NBm;
IUPAC definition : Number of defined particles, or elementary entities, of a component in a system divided
by the mass of that system.;
Origin ID : N04261;
Automatic exact mappings (from CISMeF team)
See also
Number of defined particles, or elementary entities, of a component in a system divided
by the mass of that system.