27637
Ionization property studied by absorbance spectroscopy method was in agreement with the result of pH - solubility study , showing that phyllanthin has no pKa over a pH range of 1 . 12 - 10 . 02 .
 Chemical: phyllanthin
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: phyllanthin