Figure 2. The specimens of the Glass-ionomer based materials mounted in stone blocks for microhardness assessment

From

The Effect of pH on Fluoride Release of Glass Ionomer Based Restorative Materials

Amer A. Taqa, Abdul-k. Abdal, Alaa I. Dawood

International Journal of Dental Sciences and Research. 2016, 4(3), 52-57 doi:10.12691/ijdsr-4-3-5