15152
Very high GS concentrations in water ( 0 . 7 mg mL ( - 1 ) ) were obtained by optimizing the nature of dispersant and the type of ultra - sonic generator .
 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