File:PH indicator paper.jpg

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English: pH measurement with an indicator paper.
Deutsch: Messung des pH-Wertes mit einem Indikatorstäbchen. Für das Beispiel wurde übrigens Cola verwendet.
Date
Source Michael Krahe
Author Michael Krahe


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Date/TimeThumbnailDimensionsUserComment
current07:27, 9 December 2011Thumbnail for version as of 07:27, 9 December 20111,172 × 2,012 (772 KB)Rotatebot (talk | contribs)Bot: Image rotated by 270° (EXIF-Orientation set from 6 to 1, rotated 0°)
04:24, 1 August 2005Thumbnail for version as of 04:24, 1 August 20052,012 × 1,172 (772 KB)MichiK (talk | contribs)pH measurement with an indicator paper.<br /> Photo taken by Michael Krahe, 2005-08-01. Licensed under the GFDL. {{GFDL-self}} Category:Laboratory equipment

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