Flood Sources, Cobalt-57

We provide highly uniform Cobalt-57 (Co-57) Flood Sources for quality control of gamma imaging cameras. NASI Co-57 Flood Sources are available in standard and custom configurations in a wide range of activity levels. Many of our circular and rectangular flood sources are in stock and ready for fast delivery. Each new flood source is supplied with a durable, fully shielded storage case.

Co-57 Flood Sources, available Activity Levels: 5 mCi, 10 mCi, 15 mCi, & 20 mCi.

Configuration	Active Diameter	Overall Diameter
Circular	14 in.	15 in.
Circular	14 in.	16.5 in.
Circular	18.5 in.	20 in.
Circular	18.5 in.	21 in.
Circular	20 in.	21 in.
Circular	24 in.	25 in.
Circular	24 in.	26.5 in.
Rectangular	14 in. x 18 in.	15.5 in. x 19.5 in.
Rectangular w/handles	16.5 in. x 24 in.	18.25 in. x 28 in.
Rectangular	16.5 in. x 24 in.	17.9 in. x 25.2 in.
Rectangular	8.22 in. x 14.25 in.	8.46 in. x 14.49 in.