19566
After the synthesis , the nanocapsules were transferred to an aqueous medium and investigated in terms of size , size distribution , functionality , and morphology using dynamic light scattering , zeta potential measurements and scanning electron microscopy .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
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