NKC-4（p-diethyl benzene）Catalyst

NKC-5（C5 aromatization）Catalyst

NKC-5-2（C5 aromatization）Catalyst II

NKC-6（isopropyl ether production）Catalyst

NKC-7（non-hydrodewaxing）Catalyst

NKC-7-2（non-hydrodewaxing）Catalyst II

NKC-8（distilled spirit machining double function catalyst of accelerating maturity and reduce degree）Catalyst

NKC-9（diphenylamine）Catalyst

NKC-10（piperazidine） Catalyst