Development of a Controlled Release of Salicylic Acid Loaded Stearic Acid-Oleic Acid Nanoparticles in Cream for Topical Delivery

Table 2

Onset temperatures (T _onset), melting points, melting enthalpies (ΔH), and crystallinity degree of SONs with and without salicylic acid.

OA ratio (wt%)	Salicylic acid loaded SONs
	T onset (°C)	Melting point (°C)	ΔH (J/g)	Crystallinity degree (%)
0	65.9	68.8	188	83
10	63.1	67.2	158	70
20	59.9	65.5	119	53
30	55.8	62.9	98	43
40	49.0	59.2	78	35
50	44.2	56.5	60	27