Table 1.

Stability test of purified rosemary extract nanoemulsion during 12 months.

Date	Months	Indicators		Degradation rate (compared to 0 month)
		Character	Content of carnosic acid
14 April 2016	0	Light yellow brown emulsion, slightly thick	102.09%	0
14 July 2016	3	Light yellow brown emulsion, slightly thick	101.63%	0.45%
15 Oct. 2016	6	Light yellow brown emulsion, slightly thick	100.81%	1.25%
13 Jan. 2017	9	Light yellow brown emulsion, slightly thick	99.85%	2.19%
17 April 2017	12	Light yellow brown emulsion, slightly thick	97.53%	4.47%

Condition: temperature: 30°C ± 2°C; humidity: 45% ± 5%