Synthesis of Iron Oxide Nanoparticles Using Isobutanol

Table 1

Synthesis conditions of the iron oxide samples at 75°C.

Sample	Fe^2+ (M)	Fe^3+ (M)	NaOH (M)	NH3 in NH4OH (%)	Volume ratio (/)	Calcination conditions
						Temperature (°C)	Time (h)
S1	0.09		0.8		10
S2	0.09		0.8		10	300	2
S3	0.09		0.8		10	500	2
S4	0.4		0.8		10
S5	0.4		0.8		10	300	2
S6	0.09		0.8		10
S7	0.09		0.8		10	300	2
S8	0.09		0.8		0
S9	0.09			≥28.0	10
S10	0.09			≥28.0	10	530	2
S11	0.09			≥28.0	10	600	5
S12		0.1		≥28.0	4
S13		0.1		≥28.0	4	400	1.7
S14		0.1		≥28.0	4	600	1.7

The sample was synthesized at 90°C.