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. 2010 Oct 21;5(3):486–496. doi: 10.1038/ismej.2010.146

Table 1. EC50 values (determined by the Microtox assay) for n-, iso-, sec- and tert-BPBA isomers and n-, iso- and tert-BPEA isomers (ND: sec-BPEA was not determined).

Alkyl substituents Alkyl phenyl alkanoic acid
  EC50 BPBA (mg l−1)a EC50 BPEA (mg l−1)a
n- 18.7±0.65 43.0±0.75
iso- 14.7±0.68 69.2±1.04
sec- 39.6±5.21 ND
tert- 9.4±0.66 25.9±0.71

Purity of all the compounds as determined by gas chromatography-mass spectrometry was between 92% and 97% (Smith, 2006).

a

Mean±95% confidence limits, n=3.