@prefix skos:	<http://www.w3.org/2004/02/skos/core#> .
@prefix isac:	<http://webisa.webdatacommons.org/concept/> .
isac:_calcium_	skos:broader	isac:basic_compound_ .
isac:_salt_	skos:broader	isac:basic_compound_ .
isac:_compound_	skos:broader	isac:basic_compound_ .
isac:_acid_	skos:broader	isac:basic_compound_ .
isac:_ammonia_	skos:broader	isac:basic_compound_ .
isac:_potassium_	skos:broader	isac:basic_compound_ .
isac:calcium_hydroxide_	skos:broader	isac:basic_compound_ .
isac:sodium_hydroxide_	skos:broader	isac:basic_compound_ .
isac:inorganic_base_	skos:broader	isac:basic_compound_ .
isac:sodium_carbonate_	skos:broader	isac:basic_compound_ .