Antielastase Activity of Macassar Kernels (Rhus javanica) Stem Extract and Skin Elasticity Evaluation of Its Topical Gel Formulation

Table 10

pH of topical gels under Stability testing conditions.

	Week 0	Week 2	Week 4	Week 6	Week 8	Week 10	Week 12
F0
4	6.92	6.53	6.64	6.52	6.39	6.40	6.51
28	6.92	6.44	6.18	6.14	5.89	5.68	5.81
40	6.92	6.34	6.12	6.10	5.80	Syneresis	Syneresis
F1
4	4.88	4.51	4.60	4.58	4.42	4.25	4.38
28	4.88	4.52	4.59	4.53	4.43	4.36	4.31
40	4.88	4.57	4.55	4.51	4.37	Syneresis	Syneresis
F2
4	4.63	4.25	4.34	4.24	4.18	4.09; 4.08	4.03
28	4.63	4.29	4.25	4.11	4.14	4.05; 4.07	3.89
40	4.63	4.26	4.26	4.10	4.10	Syneresis	Syneresis