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by 634636346
1072 days ago
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> remineralizes the enamel So does fluoride. (It replaces the hydroxyl group. Your saliva already contains calcium and phosphate.) Enamel remineralized with fluoride yields fluorapatite, which has a critical PH of 4.5 vs 5.5. of hydroxyapatite: https://en.wikipedia.org/wiki/Fluorapatite |
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