About: http://webisa.webdatacommons.org/204557613

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 proportion of acid-containing units in the copolymer should be from about 40 to about 60 mole percent in order to provide adequate solubility of the copolymer in the form of its sodium, potassium, lithium or other alkali metal salt.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au