From: Antimicrobial activity and pH measurement of calcium silicate cements versus new bioactive resin composite restorative material
MTA HP
iRoot BP plus
ACTIVA
pH 5 min (mean ± SD)
11.6 ± 0.16
12.1 ± 0.14
5.4 ± 0.09
pH 60 min (mean ± SD)
11.2 ± 0.10
11.9 ± 0.25
6.5 ± 0.08