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pH test

pH test

C024/9273

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Credit

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

Caption

School student using universal indicator to test the pH level of the contents of a test tube. Here, the green universal indicator has turned red, indicating that the contents of the test tube is acidic.

Release details

Model release available. Property release not required.

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