Part Per Trillion

Preferred Label : Part Per Trillion;

NCIt synonyms : Per Trillion;

NCIt related terms : Parts per Trillion; pptr; [pptr];

NCIt definition : A unit of proportion equal to 10E-12.;

Alternative definition : CDISC: A unit of measure referring to one entity counted per one trillion entities.(NCI);

Details

Origin ID

C70566;

UMLS CUI

C1551051;

Automatic exact mappings (from CISMeF team)
- parts per trillion [UCUM unit]
Semantic type(s)
- Quantitative Concept [UMLS semantic type]
concept_is_in_subset
- CDISC SDTM Terminology [NCIt concept]
- CDISC SDTM Unit of Measure Terminology [NCIt concept]
- CDISC SEND Terminology [NCIt concept]
- Clinical Data Interchange Standards Consortium Terminology [NCIt concept]
- FDA Pharmaceutical Quality/CMC Terminology [NCIt concept]
- PQ/CMC Units of Measure Terminology [NCIt concept]

Keyword's position in hierarchy(ies) :

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