Previously, the FDA had classified the two separate parts of the amalgam, including elemental mercury and the metal powder alloy. 此前,FDA已经将汞合金分为两种成分,元素汞和其他粉末合金。
The third, Hi-dense can release fluoride slowly, but silver amalgam alloy can 't. 第三,银粉玻璃离子具有缓慢释放氟离子的特性,而银汞合金没有。
A New RE-added Silver-based Amalgam Alloy 添加RE的银基汞齐合金的研究和应用
Silver amalgam alloy consisted of homogeneous matter which had some varying sizes and shape particles on it, crack was seldom, whose width was only 0.2~ 0.4 μ m. 银汞合金则由均质的无定形物组成,表面散落一些大小不等的颗粒状物,微隙少见,且宽度仅有0.2~0.4μm左右,结构致密。
Compressive strength and surface hardness of glass ionomer cement admixed with dental amalgam alloy particles 玻璃离子水门汀加入银合金粉后对其抗压强度和表面硬度的影响