critical pH


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crit·i·cal pH

the pH range, about 5.5, at which saliva ceases to be saturated with respect to calcium and phosphate, and below which tooth mineral and other hard tissue lose calcium.

crit·i·cal pH

(kriti-kăl)
The pH range, about 5.5, at which saliva ceases to be saturated with respect to calcium and phosphate, and below which tooth mineral and other hard tissues lose calcium.
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