A Critical Review of Croton as a Multipurpose Nonedible Tree Plant for Biodiesel Production towards Feedstock Diversification for Sustainable Energy

Table 6

Fuel properties of croton methyl ester and the butanol blend [61].

Test	Cetane number	Gross calorific value H0 MJ kg-1	Viscosity mm^2 s-1 at 40°C	Density kg m-3
Test methods	ASTM D 613	ASTM D 240	ASTM D 445	ASTM D 1298
Limits	47 <	—	1.9–6.0	—
CRO	40.7	39.65	33.38	920.00
CRME	46.6	39.95	4.78	865.00
10% CRO-10% BU-80% D2	52.8	44.09	3.82	831.76
D2	54.6	45.54	2.30	823.20
BU	17.0	36.94	2.63	811.95