Table 2.

Experimental Settings and Average Values of the Reaction Parameters: Conversion, Carbonation and Selectivity Percentages.

Run	Temperature (°C)	Pressure (psi)	Catalyst (%)	Time (h)	Conversion (%)	Carbonation (%)	Selectivity (%)
1	90	90	2.5	24	55.0 ± 0.51	51	92.7
2	100	90	2.5	24	63.2 ± 0.40	53.2	85.8
3	110	90	2.5	24	74.3 ± 0.48	56.5	76.1
4	120	90	2.5	24	85.3 ± 0.59	57.1	66.9
5	90	60	3.5	68	74.0 ± 0.59	66.7	90.1
6	90	90	3.5	68	83.9 ± 0.55	73.6	87.6
7	90	120	3.5	68	88.3 ± 0.61	77.2	87.2
8	90	120	2.5	86	80.8 ± 0.58	70.9	87.8
9	90	120	3.5	86	94.1 ± 0.51	83.2	88.5
10	90	120	5.0	86	96.1 ± 0.56	95.8	99.8