1. Hydrogenation catalyst, haum rau ob daim ntawv cog lus, triple daim ntawv cog lus, aromatic hydrocarbon, carbonyl, nitrile, nitro txo
Zoo heev hydrogen absorbing khoom
3. Resistors nyob rau hauv qhov tsawg kuj muaj nyob rau hauv kev lag luam electronics
4. Cov khoom siv raw rau potentiometer thiab lwm yam khoom siv thiab cov ntaub ntawv tuab zaj duab xis rau kev lag luam hluav taws xob