15483
The method presented a mean recovery of 94 . 88 % , an intra - day precision of 4 . 19 % ( 30 . 0 mu gL ( - 1 ) ) and 3 . 32 % ( 75 . 0 mu gL ( - 1 ) ) , a coefficient of determination ( r ( 2 ) ) equal to 0 . 9985 , and limits of detection and quantification equal to 6 . 39 and 21 . 32 mu gL ( - 1 ) , respectively .
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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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