For testing or calibrating dosimeter calibrators, we have ERS sources available in which the activity is homogeneously dissolved in 20 ml of epoxy and stored in a 30 ml plastic vial.  

Following sources can be supplied:

• Co-57:     185 of 370 MBq
• Cs-137:   7,4 MBq of 9,25 MBq
• Ba-133:   9,25 MBq
• Co-60:     1,85 MBq