17290
In the method validation , correlation coefficients ( r ( 2 ) ) were higher than 0 . 990 with the linear ranging from 10 to 200 mu g kg ( - 1 ) .
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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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