PH

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PH

The two-character ISO 3166 country code for PHILIPPINES.
References in periodicals archive ?
Today's interactive Doodle features a cartoon version of the chemist, with users challenged to correctly place a tomato, egg, broccoli and other things on the appropriate side of the pH scale.
A pH scale typically runs from 0 to 14, with each number 10 times less acidic than the previous number.
Alkaline drinking water is slightly alkaline on the pH scale. This mild level of alkalinity is perfect to help maintain the 7.35-7.45 average pH level that is optimum for your blood ...
5 minutes period is allowed to warm up the pH meter, and its needle adjustment is verified at pH scale 7.0.
2011a), and this conversion could be conducted in acidic solution with pH scale from 1.0 to 5.0 for reaction time period from 1 h to 5 h, but the yields was very low, particularly of 2.48%, 2.34% and 0.69% Sal A from the extracts with 10%, 28% and 100% Sal B, respectively (Wang et al.
The acidity level change of 0.3 on the pH scale has driven fish to head out further to the ocean.
At some point on the pH scale, the shells of adult shellfish would be compromised, he said.
A reading of 0 is the most acidic on the pH scale, while 14 is the most basic, and 7 is neutral, neither acidic nor basic.
On the pH scale, zero would stand for the highest possible acidity reading, 7 is neutral and 14 is the highest alkalinity reading.
The pH scale ranges from 0 to 14, seven denoting neutrality.