Black cylindrical shape Methanol cracking Hydrogen Catalyst Hydrogen Catalyst ① NiO     Min 14wt % ② SiO2    Max 0.2wt % ③ Na2O   Max 0.15wt % ④ Heat resistant temperature    1400℃×3h ⑤ Radial strength   Min 250 N/cm ⑥ Bulk Density     0.9-1.3 kg/L...