About: http://webisa.webdatacommons.org/61145768

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	The column is then removed and the reaction mixture is again heated to 160.degree. C. under a high vacuum. A further 20.1 g thereby distill off. The residue which remains is a brittle, almost
http://www.w3.org/ns/prov#wasQuotedFrom	docstoc.com