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52 FR 30097, Aug. 12, 1987, unless otherwise noted.
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Nomenclature changes to part 872 appear at 73 FR 35341, June 23, 2008.
(a) Identification. A calcium hydroxide cavity liner is a device material intended to be applied to the interior of a prepared cavity before insertion of restorative material, such as amalgam, to protect the pulp of a tooth.
(b) Classification. Class II.