Geoffroea decorticans for Biofuels: A Promising Feedstock

Table 3

Properties of Chañar biodiesel compared to ASTM D6751 or EN 14214 standards.

Property	Units	Result	ASTM or European standard
Flash point	°C	138	130 min
Total glycerine	% mass	0.17	0.24 max
Free glycerine	% mass	0.006	0.02 max
Acid number	mgKOH/g oil	0.38	0.50 max
Kinematic viscosity, 40°C	mm^2 s^−1	3.14	1.9–6.0
Density	g mL^−1	0.85	0.86–0.90
Sulfur content	% mass	0.01	0.05 max
Methanol content	% volume	0.18	0.2 max
Oxidation stability, 110°C	min	2.8	3.0 min
Pour point	°C	0.91
Gross calorific value	MJ kg^−1	44.4	35 min

specified.