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4.1.2.c. .pH
Unit 4 - Water and soil quality management
4.1.2.c. pH
- pH is an indicator of hydrogen ion concentration in water.
- The mean pH of ocean is about 8.3 and remains fairly constant because of the great buffering capacity of the oceans.
- Since the optimum range of pH is 6.5 to 8 pH is rarely a concern in brackish and sea waters.
![MEASURING_pH_OF_POND_WATER MEASURING_pH_OF_POND_WATER](http://14.139.56.154:82/file.php?file=%2F379%2FMEASURING_pH_OF_POND_WATER.jpg)
MEASURING pH IN THE FIELD
Last modified: Tuesday, 19 July 2011, 10:51 AM