Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/6811001
Is Reference of N-isopropyl-N'-phenyl-p-phenylendiamin-da#Sense
IPPD-da#Sense
IPPD-fr#Sense
N.phényl-N'isopropyl-paraphénylène diamine-fr#Sense