Preparation and Characterization of Malaysian Dolomites as a Tar Cracking Catalyst in Biomass Gasification Process

Table 1

Analysis results of the compositions of dolomite (%).

Compounds	Malaysian dolomite (P1); This study	Malaysian dolomite (P2); This study	Malaysian dolomite (P3); This study	Chinese dolomite (Zhejiang); [6]	Swedish dolomite (Sala); [6]	Indian dolomite (D01); [7]	Spanish dolomite (Malaga); [8]	Finnish dolomite; [9]
SiO2	0.07	0.09	15.37	1.35	2.21	0.18	—	2.5
Al2O3	0.04	0.08	1.69	0.14	0.11	0.25	0.4	0.6
Fe2O3	0.07	0.12	0.51	0.03	0.54	0.63	0.01	2.1
CaO	30.0	32.0	23.0	30.72	30.5	30.24	30.6	26.6
MgO	21.0	21.0	17.2	20.12	20.2	21.33	21.2	18.3
K2O	0.014	0.026	0.195	0.02	0.04	0.03	—	—
Na2O	0.013	0.013	0.013	0.01	0.03	0.23	—	—
P2O5	0.013	0.017	0.019	0.01	0.01	—	—	—
MnO	0.01	0.011	0.013	0.002	—	21.33	—	—
SrO	0.008	0.009	0.009	—	—	—	—	—
TiO2	0.006	0.007	0.015	0.00	0.01	0.18	—	0.3