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. 2015 Oct 22;10(10):e0140949. doi: 10.1371/journal.pone.0140949

Table 2. Equation parameter.

Symbol Quantity
CopyNo Plasmid Copy number of the standard plasmid per μl extract
C Plasmid Concentration of the plasmid (including PCR product, g μl-1)
C tot DNA concentration total (number of copies per cubic meter, cp m-3)
C c DNA concentration coarse (cp m-3)
C f DNA concentration fine (cp m-3)
L Plasmid Length of plasmid DNA and included PCR product in base pairs (bp)
W Plasmid Weight ofplasmid and included PCR product in g mol-1
N A Avogadro constant (mol-1)
N c Number of DNA copies (cp), coarse
N f Number of DNA copies (cp), fine
N tot Number of DNA copies (cp), total
V c Sampled air for coarse flow (m3)
V f Sampled air for fine flow (m3)
V tot Total air flow (m3)

Parameters used in Eqs 13 are given with their abbreviation, their definition and units.