Table 3 Comparison of catalyst performance in cottonseed oil transesterification.

From: Sustainable biodiesel production from cottonseed oil using a nickel-doped eggshell heterogeneous catalyst optimized via response surface methodology

Parameter

CaO catalyst

Ni-doped CaO catalyst

Catalyst loading (wt%)

4

4

Reaction time (min)

117

117

Temperature (°C)

62

62

Methanol: oil ratio

12:1

12:1

FAME yield (wt%)

96.3

98.01

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