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. Author manuscript; available in PMC: 2019 Aug 15.
Published in final edited form as: J Chromatogr B Analyt Technol Biomed Life Sci. 2018 Jun 20;1092:473–479. doi: 10.1016/j.jchromb.2018.06.044

Fig. 2.

Fig. 2

Chromatograms of target terephthalate metabolites (TPhMs) and corresponding phthalate metabolites (PhMs). Blank urine was spiked at 40 ng/mL of native standards (NS) and internal standards (IS) and extracted.