A non-sterile substance intended for professional use as a dental cement (e.g., luting agent, liner, base) and/or direct dental restorative material whereby the majority of the setting reaction is based on the hardening reaction between an oxide powder [the principal constituent of which is zinc oxide (ZnO)] and an aqueous solution of phosphoric acid. It typically includes some additional fillers/components. After application, this device cannot be reused.
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