Fuel properties of the synthesized WCPO methyl ester over the sulfonated mesoporous NiO–ICG catalyst^b.

Parameters	WCPO methyl ester	EN 14214	ASTM D6751	Diesel
Cloud point (°C)	−6.0 ± 1.30	aNS	−3–12	aNS
Pour point (°C)	−9.5 ± 0.20	aNS	−15–12	aNS
Density at 15 °C (g cm−3)	0.86 ± 0.01	0.86–0.90	0.82–0.90	0.85
Flash point (°C)	176 ± 2.00	120 min	130 min	68
Kinematic viscosity at 40 °C (mm2 s−1)	4.10 ± 0.10	3.5–5.0	1.9–6.0	2.6
Acid value (mg KOH per g)	0.30 ± 0.05	0.5 max	0.5 max	0.35
Water content (mg kg−1)	0.01 ± 0.01	0.05 max	0.03 max	0.02

^aNot specified.

^bValues are mean ± standard deviation of triplicate determinations.