Table 2.

Size Stability and Acoustic Performance Characteristics

Table 1 Preparation		Size Transition Size	15 min Steady State Diameter
1.0 µm	A	N/A	1.0 µm
	B	N/A	1.0 µm
2.0 µm	A	4 min 24 sec ± 9 sec	1.3 µm
	B	7 min 14 sec ± 14 sec	1.6 µm
3.0 µm	A	4 min 8 sec ± 15 sec	2.1 µm
	B	9 min 34 sec ± 9 sec	2.4 µm
	C	14 min 15 sec ± 17 sec	2.7 µm
4.0 µm	A	2 min 38 sec ± 11 sec	3.0 µm
	B	4 min 8 sec ± 12 sec	3.4 µm