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PHENOLPHTHALEIN INDICATOR<br />
Phenolphthalein Measures pH.<br />
Five variable solutions are compared<br />
 Phenolphthalein indicator has been added and gives an approximation of pH based on intensity and saturation of pink color.

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PHENOLPHTHALEIN INDICATOR
Phenolphthalein Measures pH.
Five variable solutions are compared
Phenolphthalein indicator has been added and gives an approximation of pH based on intensity and saturation of pink color.

Copyright:© 1991 Chip Clark - Fundamental Photographs

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