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File:PAN mikrodisk merjenje pH crnila jpg.jpg

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Measuring the pH of an iron gall ink inscription with a purpose made microelectrode.

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Date/TimeThumbnailDimensionsUserComment
current15:28, 2 May 2010Thumbnail for version as of 15:28, 2 May 20101,066 × 800 (537 KB)Matijastrlic (talk | contribs)Measuring the pH of an iron gall ink inscription with a purpose made microelectrode.

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