Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/6621002
Is Reference of Technisch zuivere verbinding-nl#Sense
Technically pure compound-en#Sense
Teknisesti puhdas yhdiste-fi#Sense
Composto tecnicamente puro-it#Sense
Technisch reine Verbindungen-de#Sense
Composé de pureté technique-fr#Sense