Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/6811001
Is Reference of Polydiacetylen-de#Sense
Polydiacetyleen-nl#Sense
Polydiacétylène-fr#Sense
Polydiacetylene-en#Sense
Polidiacetileno-es#Sense
Polidiacetilene-it#Sense