15726
It proposes validation of identity , selectivity , precision , working range , limit of detection and robustness , bearing in mind that each " result " must include information about the chemical identity , particle size and mass or particle number concentration .
 None
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