@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix unece: <https://test.uncefact.org/vocabulary/> .

<https://test.uncefact.org/vocabulary/chain-of-custody-method/controlled-mass-balance> a skos:Concept ;
    skos:definition "As mass balance, except that every input must meet a baseline set of requirements, with volumes meeting further criteria reconciled administratively."@en ;
    skos:inScheme unece:chain-of-custody-method ;
    skos:notation "controlled-mass-balance" ;
    skos:prefLabel "Controlled mass balance"@en ;
    skos:scopeNote "Addresses the case where non-conforming material must be excluded outright rather than merely accounted for. It is therefore the model that speaks to contamination, where mass balance speaks to over-selling."@en .