10566
Multiple emulsions ( MEs ) were prepared and optimized using Span - 80 and Span - 83 as lipophilic surfactant and Brij - 35 as hydrophilic surfactant .
 Span - 80, Span - 83, Brij - 35
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 Span - 80, Span - 83, Brij - 35