Fig. 3From: Quantification of plasmid DNA reference materials for Shiga toxin-producing Escherichia coli based on UV, HR-ICP-MS and digital PCRHR-ICP-MS analysis results: a HR-ICP-MS spectrum of phosphorus in DNA (pStx2), b the standard curve for phosphorus analysis using phosphorus solution certified RM (SRM3139a)Back to article page