Table 2.

Elemental composition (in wt.%) of NiMo-alumina catalysts as determined from XRF, SEM-EDX, and TEM-EDX.

Technique	Element/catalyst	NiMo-OE	NiMo-OW	NiMo-IW
XRF	Ni	4.3	4.0	2.2
	Mo	9.4	9.1	35.2
	Al	21.3	21.5	11.8
SEM-EDX	Ni	3.4	2.7	3.1
	Mo	9.2	8.6	35.1
	Al	36.2	34.8	16.0
	O	43.9	46.5	32.1
	S	7.3	7.4	13.7
TEM-EDX (NiMo-IW 2 areas)	Ni	5.2	2.4	0.0	0.7
	Mo	12.9	8.0	15.3	72.3
	Al	64.8	44.8	51.5	1.6
	O	10.4	39.6	29.9	12.4
	S	6.7	5.2	3.4	13.0