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Table 1 Surface area profile of synthesized base catalysts

From: Heterogeneous base catalysts for edible palm and non-edible Jatropha-based biodiesel production

Synthesized catalyst Calcination temperature (°C) BET area (m2/g) Pore volume (cm3/g) Pore diameter (Å)
Alkali supported alumina
Al2O3 - 136 0.436 132.6
NaOH/Al2O3 500 52 0.235 139.1
Alkaline-earth metal oxide
MgO 600 29.7 0.132 160.5
CaO 800 9.5 0.072 213.6
SrO 1200 1.0 0.005 216.0
Calcium-based mixed metal oxides
CaMgO 800 15.5 0.103 225.3
CaZnO 800 9.8 0.098 220.4