SDC-1200是一种降低催化裂化汽油中硫含量的助剂。该催化剂具有改性的分子筛和脱硫组分，具有优良的选择性，吸附含硫化合物的特性，并将其裂解转化为挥发性硫化物脱除。
    SDC-1200 is a promoter,which is applied to desulfurize FCC gasoline. This catalyst contains modified zeolite and desulfurized components. It is characterized with good selectivity of absorbing sulfides, and can transfer the cracking media into volatile sulfide and from gasoline.