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. 2022 Apr 8;14(4):818. doi: 10.3390/pharmaceutics14040818

Table 5.

pH leaching of powder materials.

pH
CELLULOSES
Avicel® PH 101 7.3
Methocel® E4M 7.2
Methocel® K100LV 8.8
SILICAS and SILICATES
Aerosil® 200 6.3
FujiSil® 7.2
Neusilin® NS2N 8.3
Neusilin® S2 9.4
Neusilin® UFL2 6.9
Neusilin® US2 6.9
Sipernat® 22S 7.4
Syloid® 244FP 7.2
Syloid® XDP 3050 7.3
CLAY MINERALS
Bentonite 9.5
Vermiculite 9.4