Table 2.1 (continued)
8 Main relative permissible error limit of beta-
particles flux density measurement with 0.95
confidence probability
(calibrated relative to
9 Energy range of registered beta-particles
10 Measurement range of DE accumulation time
with measurement resolution of 1 min
1
90
90
Sr+
Y)
MeV
14
2
3
200
20
is a numeric
φ
β
value of the
%
measured
surface flux
density in
part./(cm
0.5 – 3.0
h
100
,
2
·min)