IATE-973350

Instance of: http://www.w3.org/2004/02/skos/core#Concept

Subject Field	Subject Field/6411
Is Reference of	PPB-it#Sense
	Ppb-en#Sense
	Partie par milliard-fr#Sense
	Parte per miliardo-it#Sense
	Ppb-it#Sense
	Parts per billion(10**9)-en#Sense