Extraction of Saponin from Camellia oleifera Abel Cake by a Combination Method of Alkali Solution and Acid Isolation

Saponin 15%~20% content in the seed cake of Camellia oleifera Abel, from which Camellia oil is squeezed, is a natural nonionic surface active agent and is extensively applied to emulsification, humectation, foaming, medicine, pesticide, and so on. In this paper, the extraction process of saponin was...

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Bibliographic Details
Main Authors: Yongjun Liu, Zhifeng Li, Hongbo Xu, Yuanyuan Han
Format: Article
Language:English
Published: Wiley 2016-01-01
Series:Journal of Chemistry
Online Access:http://dx.doi.org/10.1155/2016/6903524
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Summary:Saponin 15%~20% content in the seed cake of Camellia oleifera Abel, from which Camellia oil is squeezed, is a natural nonionic surface active agent and is extensively applied to emulsification, humectation, foaming, medicine, pesticide, and so on. In this paper, the extraction process of saponin was researched through a combining method of alkali solution and acid isolation. A quantitative method for saponin was established by ultraviolet spectrophotometer. The influence of extraction factors was investigated by a single-factor test and a response surface methodology. The results indicated that the optimal extraction conditions of saponin were extraction temperature 68°C, alkali solution pH 9.1, acid isolation pH 4.1, and liquid-solid ratio 15.9 : 1. The extraction rate of saponin was 76.12% at the optimal extraction conditions.
ISSN:2090-9063
2090-9071