Punyasiri, P A Nimal New Sample Preparation Method for Quantification of Phenolic Compounds of Tea (Camellia sinensis L. Kuntze): A Polyphenol Rich Plant. [electronic resource] - Journal of analytical methods in chemistry 2015 - 964341 p. digital Publication Type: Journal Article ISSN: 2090-8865 Standard No.: 10.1155/2015/964341 doi