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3D3DRubidium time standard cell.
The cell from the previous sample further disassembled so you can see all the way through it.
Source: eBay seller nhbbobb1985
Contributor: Theodore Gray
Acquired: 19 November, 2008
Text Updated: 28 December, 2008
Price: $38
Size: 2"
Purity: 99.9%
Rubidium