4246
Influential factors , such as pH value and concentration of feeding solution , strippant , and adsorption isotherm to the separation of total polyphenols , were successively investigated on X - 5 resin .
 Chemical: polyphenols
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: polyphenols