Table 1

Name	Mw (g mol^-1)	Diameter (±stdev)
PVP	10,000	690(±450)
	50,000	820(±470)
	360,000	95(±25)
	1,300,000	970(±1005)
PEG	10,000	1120(±185)
PEO	300,000	-
	600,000	-

Table 1: Effect of different non-ionic surfactants [1% w/v (EtOH: 2-MeEtOH)] on size and size distribution of PTA NPs.