652
Particle size increased from 236 to 388 nm , and percentage vitamin remaining emulsified after 48 h dropped from 100 to 73 % with increase in vitamin / MCT ratio from 30 / 70 to 70 / 30 .
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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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