A Facile Approach for the Preparation of Nano-size Zinc Oxide in Water/Glycerol with Extremely Concentrated Zinc Sources

Table 1 The conditions of preparation of the ZnO nanoparticles

Mole ratio of glycerol to Zn²⁺	Concentration of ZnCl₂ solution (wt%)	Hydroxides	Concentration of hydroxide (wt%)
0:1	65	NaOH	50
0.33:1	65	NaOH	50
1:1	65	NaOH	50
1.67:1	65	NaOH	50
3.33:1	65	NaOH	50
1:1	50	NaOH	50
1:1	65	NaOH	50
1:1	80	NaOH	50
3.33:1	65	LiOH	8
3.33:1	65	NH₄OH	25
3.33:1	65	NaOH	50
3.33:1	65	KOH	60