From: SEM characterization and ageing analysis on two generation of invisible aligners
Testing solutions | Description |
---|---|
PBS | Composed of potassium chloride [KCl], potassium phosphate monobasic [KH2PO4], sodium chloride [NaCl] and sodium phosphate dibasic [Na2HPO4] |
Orthophosphoric acid | Molar concentration of 10 M [H3PO4] |