Torenia flower in alkali - Stock-Video

"Close-up timelapse footage of the petals of a Torenia fournieri flower in a solution of alkaline sodium hydroxide, showing the change in colour. The pigment chemicals in this flower act as a natural acid-base indicator, here seen to change colour to yellow in the presence of an alkali. This clip has been sped up 40 times. See clip K004 5182 for the flower in an acid."
"Close-up timelapse footage of the petals of a Torenia fournieri flower in a solution of alkaline sodium hydroxide, showing the change in colour. The pigment chemicals in this flower act as a natural acid-base indicator, here seen to change colour to yellow in the presence of an alkali. This clip has been sped up 40 times. See clip K004 5182 for the flower in an acid."
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DETAILS

Bildnachweis:
Science Photo Library
Creative #:
618596571
Lizenztyp:
Rights-ready
Kollektion:
Image Bank Film
Max. Dateigröße:
1920 x 1080 px - 554 MB
Cliplänge:
00:00:17:00
Hochgeladen am:
Releaseangaben:
Keine Freigaben erforderlich
Gemastert mit:
QuickTime 8-bit Photo-JPEG HD 1920x1080 23.98p
Kategorien:
Videos|Unterrichten