论文部分内容阅读
研究了Ｃａ２＋，Ｍｇ２＋，Ｆｅ３＋，Ａｌ３＋，Ｚｎ２＋，Ｓｎ２＋等离子用于沉淀茶多酚．发现Ｚｎ２＋效果最好，故仔细研究了Ｚｎ２＋作沉淀剂时的沉淀条件，探讨了其沉淀机理
Ca2 +, Mg2 +, Fe3 +, Al3 +, Zn2 + and Sn2 + were used to precipitate tea polyphenols. Zn2 + was found to be the best, so the deposition conditions of Zn2 + as a precipitating agent were carefully studied, and its precipitation mechanism