Uni-Probe LB 490
BERTHOLD TECHNOLOGIES GmbH & Co. KG
1 – 41
Volume 1 6 Radiation Protection
1
The first group is a consecutive number, the second group identifies
the month (here: November) and the third the year the source was
manufactured (here: 1994). It is included on the identity plate of
the shielding and also on the seal certificate that comes with every
source.