Catalyst

code

Catalyst

composition

Acidity

nH+ (mmol/g)

ALH 1

ZrO2

1.5

ALH 2

ZrO 2 / SO 4 2 (0.5 M)

8

ALH 3

ZrO 2 / SO 4 2 (1 M)

9.2

ALH 4

ZrO2/Nb (3%)

3.1

ALH 5

ZrO2/Nb (5%)

3