Prasangika, F.N.; Weerarathne, L.A.K.M.; Wanniarachchi, D.D.C.de.S.
(University of Jaffna, 2026)
The chemical composition of tea, especially its dry matter content, caffeine, and
polyphenols, has a significant impact on its quality. The purpose of this study was to
examine the dry matter content, caffeine concentration, ...