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Measurement of pH balance in water

Measurement of pH balance in water

A500/0785

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Credit

MARTIN SHIELDS / SCIENCE PHOTO LIBRARY MARTIN SHIELDS / SCIENCE PHOTO LIBRARY

Caption

A computer-interfaced sensor measuring the pH of pure water, showing it to be 7.0, or neutral. When water dissociates into ions of hydrogen and hydroxide, there are equal amounts of each produced; water is thus considered pH balanced, or neutral.

Release details

Model release not required. Property release not required.

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