  High-purity calcium nodules. 
Nodules of very high-purity, completely un-oxidized calcium metal in an argon-filled ampule. 
Source: Anonymous 
Contributor: Anonymous 
Acquired: 31 October, 2009 
Text Updated: 31 October, 2009 
Price: Donated 
Size: 3" 
Purity: >99.9%
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