Table 3: pH and phosphate content of saliva and PBS, before and after storage.

SamplepHPhosphate content (mg/L)

Saliva before soaking7.5330
Saliva after 7 days with Ceramir C&B822.3
Saliva after 7 days with PMMA plates8263
PBS before soaking7909
PBS after 7 days with Ceramir C&B7595