(b)

DS (% w/v)	CS (% w/v)	DS : CS weight ratio	Particle size, nm ± SD	PDI ± SD	Surface charge, mV ± SD	EE, % ± SD
0.05	0.10	0.5 : 1	526 ± 14*	0.45 ± 0.02	+63.8 ± 5.8*	50.5 ± 2.6*
0.10	0.10	1 : 1	833 ± 66	0.42 ± 0.06	+17.9 ± 0.2*	98.6 ± 0.2*
0.15	0.10	1.5 : 1	958 ± 66	0.45 ± 0.07	−26 ± 2.3*	88.46 ± 5.0
0.20	0.10	2 : 1	1127 ± 249*	0.45 ± 0.06	−38.4 ± 3.9*	91.5 ± 3.1

*The mean difference is significant at the 0.05 level.