Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/6811001
Is Reference of Additifs acides et alcalins-fr#Sense
Acid and alcaline additives-en#Sense
Happamuudensäätöaine-fi#Sense
Όξινες και βασικές ουσίες-el#Sense