value, assigned to a property of a reference material (RM) that is accompanied by an uncertainty statement and a statement of metrological traceability, identified as such in the RM certificate, etalonaine omadust iseloomustavale suurusele omistatud väärtus, millele on lisatud määramatuse väärtus ja metroloogilise jälgitavuse ahel esitatuna etalonaine sertifikaadis