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Universal indicator

Universal indicator

C044/0286

Rights Managed

50.3 MB (3.8 MB compressed)

5148 x 3415 pixels

43.7 x 29.0 cm ⏐ 17.2 x 11.4 in (300dpi)

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Credit

TURTLE ROCK SCIENTIFIC / SCIENCE SOURCE / SCIENCE PHOTO LIBRARY TURTLE ROCK SCIENTIFIC / SCIENCE SOURCE / SCIENCE PHOTO LIBRARY

Caption

Universal indicator. Universal indicator changes its colour depending on the pH of the solution. Here universal indicator (bottle on the left) has been added to three beakers containing solutions with varying pH values, left to right: alkaline (blue, pH=12, 0.01M potassium hydroxide, KOH), neutral (green, pH=7 buffer solution), acidic (red, pH=2, 0.01M hydrochloric acid, HCl).

Release details

Model release not required. Property release not required.

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