About: http://webisa.webdatacommons.org/374216224

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	(2) an organoaluminum catalyst component of the formula AlRm X3-m, where X is OR, chlorine, bromine or hydrogen, R is a C1 -C18 -hydrocarbon radical and m is from 1 to 3,
http://www.w3.org/ns/prov#wasQuotedFrom	google.es