PH of which cement remain below 7 even after 1 month after insertion into the cavity ?
Correct answer: D. Silicate cement
- A. Glass Ionomer Cement
- B. Zinc Phosphate
- C. Resin cement
- D. Silicate cement
Explanation
Silicate cement remains strongly acidic for a prolonged period after placement, with its pH remaining below neutral even after about a month. Zinc phosphate and glass ionomer cements also start acidic but generally approach neutrality more rapidly.
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