Answer
In the Stabilised Ceretec (exametazime) kit, the freeze-dried component is in a glass vial with a chlorobutyl rubber closure, aluminium overseal and blue flip-off cap, while the cobalt stabiliser solution is in a glass vial with a chlorobutyl rubber closure and metal overseal.
Sources for this answer
- Stabilised Ceretec 500 micrograms kit for radiopharmaceutical preparationGE Healthcare Limited · emc · SmPC §6.5 Nature and contents of container · Version 1Document updated
Sources checked