Chemistry students in an undergraduate teaching laboratory using digital pH meters to measure the pH of a chemical solution. The tip of the probe is i

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Chemistry students in an undergraduate teaching laboratory using digital pH meters to measure the pH of a chemical solution. The tip of the probe is immersed in to the liquid and measurements are taken to determine its pH. A pH reading below 7 is acidic, one above 7 is alkaline, while a pH of 7 is neutral.

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Size: 5129px × 3419px
Photo credit: © SCIENTIFIC PICTURE RESEARCH/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

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