Seasonal Variations in Polarization and Purity
Bissinger, G.H. 1932. A compilation of the polarization and purity data of various sugar central in the Philippine revealed some striking features. One of which is that, while the polarization rises to a peak and continues fairly high for the entire milling season, the purity rises to a much sharper peak and falls off much more rapidly. Seasonal Variations in Polarization and Purity. Sugar News 13:329-354.