| http://www.w3.org/ns/prov#value | - The re-esterification may be activated by re-esterifying catalysts, such as inorganic bases, for example caustic soda and potassium hydroxide, high boiling organic bases, such as acridine, metal hydrides, such as lithium and calcium hydride, alkali or alkaline earth metals, such as sodium, potassium, magnesium, and calcium, metal oxides, such as Zinc oxide, aluminium oxide, lead oxide, antimonotri
|
