Vegetable Oil and Derivates Hydroprocessing Using Ni as Catalyst for the Production of Hydrocarbons

Table 3

Amount of NH₃ desorbed.

Catalyst	NH3 (μmolNH3/gcat)	Ratio acid site (%)
		Weak	Medium	Strong
Ni/Al2O3	11.7	19.2	76.5	4.4
Ni/Nb2O5	10.3	78.3	13.4	8.2
Ni/Beta	42.0	87.3	0.0	12.7
Ni/HY	53.8	48.2	51.8	0.0