Објављен
Addresses the instruments and associated methods for measuring isotopes 220 and 222 of radon and their subsequent short-lived decay products in gases. Helps to define type tests which have to be conducted in order to qualify these instruments.
ПОВУЧЕН
IEC 61577-1:2000 ED1
ОБЈАВЉЕН
IEC 61577-1:2006 ED2
60.60
Стандард објављен
19. 7. 2006.