Hexane, Polymerization grade is a fast evaporating hydrocarbon solvent that consists essentially of hexane isomers. A concentration of approximately 40% makes n-hexane the major component in this mixture. The high degree of carefully controlled refining results in a low level of impurities such as sulphur, olefins benzene, total aromatics and carbonyls. Polymerisation grade Hexane is particularly suitable as polymerisation medium and the manufacture of catalysts.