Chemical Purity?

Discussion in 'Alternative Processes' started by menglert, Nov 11, 2008.

  1. menglert

    menglert Member

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    Hi,

    What chemical purity level should I seek for metal salts for alt process toning / printing?

    Is 99% good enough for silver nitrate?

    Thanks,
    Martin
     
  2. bnstein

    bnstein Member

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    I do iron based processes and find 98--99% quite acceptable.
     
  3. menglert

    menglert Member

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    Thank you for the feedback.