19213
If the hydrophilic polymer is the ionizable component of the network , the nanoaggregation of hydrophobic monomers is weakly dependent on the pH and salt concentration , and except at very low volume fraction , the aggregate is the most probable conformation of the network in the entire range of pH and salt concentration studied .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 None