Research Article

Physical-Mechanical Properties and Micromorphology of Calcium Cements Exposed to Polyacrylic and Phosphoric Acids

Table 6

Means (standard deviation) of pH according to the type of material and treatment.

MaterialConditioning agent
No treatmentRinsing onlyPolyacrylic acid and rinsingPhosphoric acid and rinsing

Hydro C7.2 (0.1)aA7.2 (0.0)aA7.2 (0.0)aA6.6 (0.3)bB
Life7.2 (0.0)aA7.1 (0.0)aA7.1 (0.0)aA6.8 (0.0)aB

Different capital letters represent statistically significant differences between surface treatments of the same material (). Different lower case letters represent statistically significant differences between materials for the same surface treatment ().