4327
When the sandwich ELISA was subjected to inter - laboratory validation , spiked fish protein was recovered from five model processed foods in the range of 69 . 4 - 84 . 8 % and the repeatability and reproducibility relative standard deviations were satisfactorily low ( <= 10 . 5 % ) .
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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:
 None