What is <ceiling exposure limit> of <sodium hydroxide> ?
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What is ceiling exposure limit for sodium hydroxide ?
SELECT DISTINCT ?d WHERE { resource:sodium_hydroxide property:ceiling_exposure_limit ?d }
select distinct ?answer where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q102769> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P2405> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?answer. }
select distinct ?answer where { wd:Q102769 wdt:P2405 ?answer}
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