【化】 hydrogenation catalysts
add; append; increase; plus; tot; tote
【医】 add; adde; addition; admov.
hydrogen
【医】 H; hydr-; hydro-; hydrogen; light hydrogen
activator; catalyzer
【计】 catalyst
【化】 catalyst; catalyzator; catalyzer
【医】 accelerant; catalyst; catalytic agent; catalyzator; catalyzer
contact substance