Table 3.

Elemental chemical composition of the catalyst, obtained by EDS.

Spectrum	O	Al	Zr	Pd	Ce	Total
1	47.52	27.00	5.37	0.20	19.91	100
2	45.23	27.28	5.61	0.35	21.52	100
3	46.77	27.11	5.51	0.05	20.57	100
Mean	46.51	27.13	5.50	0.20	20.67	100
Standard deviation	1.17	0.14	0.12	0.15	0.81