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Testing pH

Testing pH

C025/6908

Rights Managed

28.7 MB (1.5 MB compressed)

3872 x 2592 pixels

32.8 x 21.8 cm ⏐ 12.9 x 8.6 in (300dpi)

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Credit

TREVOR CLIFFORD PHOTOGRAPHY / SCIENCE PHOTO LIBRARY TREVOR CLIFFORD PHOTOGRAPHY / SCIENCE PHOTO LIBRARY

Restrictions:

Editorial use only.

Caption

Universal indicator paper being used to test the pH of dilute sulphuric acid (in beaker). The paper has turned red, indicating a pH of 1 - 2 (as shown on the comparison strip) and a strong acid.

Release details

Model release not required. Property release not required.

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