Effects of Ultrasound Irradiation on the Preparation of Ethyl Cellulose Nanocapsules Containing Spirooxazine Dye

Table 2

Effects of acoustic density using tapered microtip on the average sizes and PDI values of ethyl cellulose nanocapsules containing spirooxazine dye.

Sample	Amplitude; (%)	Acoustic power; (W)	Acoustic density; (W ml^−1)	Average size; (nm)	PDI
1	0	—	—	1410	0.686
2	20	6	0.43	276	0.127
3	30	15	1.07	216	0.091
4	40	22	1.57	227	0.118

experiments were run in triplicate.