value less than or equal to which the absolute difference between two final values, each of them representing a series of test results obtained under reproducibility conditions, is expected to be with a specified probability, väärtus, mis on suurem kui absoluutne erinevus kahe lõppväärtuse vahel, mis mõlemad esindavad korratavustingimustel saadud kahte katsetulemust etteantud tõenäosusega