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-   -   Why use nitric acid in the preparation of calcium standards (https://www.askmehelpdesk.com/showthread.php?t=639459)

  • Feb 27, 2012, 05:50 AM
    msangela
    Why use nitric acid in the preparation of calcium standards
    Why not use ddeionised water?
  • Feb 27, 2012, 09:27 AM
    DrBob1
    An acidic medium assures that carbonates (from atmospheric CO2) will not form.

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