hydrogen-1

Property	Value
Element	hydrogen
Mass number	1
IRI	`https://hendrikborgelt.github.io/Draft_for_IUPAC_CIAAW-Isotopic-Abundances-and-Atomic-Weights/id/H-1`
ChEBI	CHEBI:29236
Wikidata	Q12830437

Isotopic abundance

Value	Year	Source	Status	Declaration
[0.999 72, 0.999 99]	—	10.1515/pac-2015-0503	Current	`Abundance-H1`

Notes: m

Notes

m Modified isotopic compositions may be found in commercially available material because the material has been subjected to some undisclosed or inadvertent isotopic fractionation. Substantial deviations in atomic weight of the element from that given in the table can occur.

Bibliography

Meija, J., Coplen, T. B., Berglund, M., Brand, W. A., De Bièvre, P., Gröning, M., Holden, N. E., Irrgeher, J., Loss, R. D., Walczyk, T., & Prohaska, T. (2016). Isotopic compositions of the elements 2013 (IUPAC Technical Report). Pure and Applied Chemistry, 88(3), 293–306. https://doi.org/10.1515/pac-2015-0503 CrossRef Scholia

Turtle

This resource as a file: H-1.ttl

# Prototype: a suggestion, not an official CIAAW or IUPAC record. Official values are at https://ciaaw.org

@prefix chebi: <http://purl.obolibrary.org/obo/CHEBI_> .
@prefix chemrof: <https://w3id.org/chemrof/> .
@prefix ciaaw: <https://hendrikborgelt.github.io/Draft_for_IUPAC_CIAAW-Isotopic-Abundances-and-Atomic-Weights/ciaaw-draft#> .
@prefix ciaaw_draft: <https://hendrikborgelt.github.io/Draft_for_IUPAC_CIAAW-Isotopic-Abundances-and-Atomic-Weights/id/> .
@prefix dcterms: <http://purl.org/dc/terms/> .
@prefix element: <https://hendrikborgelt.github.io/Draft_for_IUPAC_CIAAW-Isotopic-Abundances-and-Atomic-Weights/elements/> .
@prefix qudt: <http://qudt.org/schema/qudt/> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix unit: <http://qudt.org/vocab/unit/> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

element:Hydrogen ciaaw:hasIsotope ciaaw_draft:H-1 .

ciaaw:note-m a ciaaw:Footnote ;
    skos:definition "Modified isotopic compositions may be found in commercially available material because the material has been subjected to some undisclosed or inadvertent isotopic fractionation. Substantial deviations in atomic weight of the element from that given in the table can occur."@en ;
    skos:notation "m" .

ciaaw_draft:Abundance-H1 a ciaaw:IsotopicAbundanceDeclaration ;
    dcterms:source <https://doi.org/10.1515/pac-2015-0503> ;
    ciaaw:footnote ciaaw:note-m ;
    ciaaw:ofIsotope ciaaw_draft:H-1 ;
    ciaaw:value [ a qudt:QuantityValue ;
            qudt:hasUnit unit:UNITLESS ;
            qudt:lowerBound 0.99972 ;
            qudt:upperBound 0.99999 ;
            ciaaw:significantFiguresLower 5 ;
            ciaaw:significantFiguresUpper 5 ] .

ciaaw_draft:H-1 a chemrof:Isotope ;
    skos:closeMatch chebi:29236 ;
    ciaaw:currentAbundance ciaaw_draft:Abundance-H1 ;
    ciaaw:hasDeclaration ciaaw_draft:Abundance-H1 ;
    ciaaw:massNumber 1 .