- Poway, California, United States
- Jun 7th
Please note: if you need NRC exempt sources of a broad spectrum of isotopes for testing of your instruments, please contact me and I will gladly help you find what you need at the absolute best prices available. Now, the instrument: This will fit on any 1 inch 14/13 pin PMT mount, and is otherwise a complete unit containing the PMT and hermetically sealed crystal.