Table 2: Element abundances in the SDSS galaxies1
Spectrum number $t_{\rm e}$(O III) 12 + log O/H log N/O log Ne/O log S/O log Ar/O log Fe/O
0266-51630-100 1.5533 $\pm$ 0.0327 7.84 $\pm$ 0.02 -1.62 $\pm$ 0.03 -0.85 $\pm$ 0.04 -1.68 $\pm$ 0.04 -2.40 $\pm$ 0.04 -1.93 $\pm$ 0.14
0267-51608-384 1.2055 $\pm$ 0.0600 7.99 $\pm$ 0.05 -1.30 $\pm$ 0.07 -0.55 $\pm$ 0.10 -1.71 $\pm$ 0.11 -2.43 $\pm$ 0.07 -1.69 $\pm$ 0.21
0270-51909-306 0.9444 $\pm$ 0.1699 8.33 $\pm$ 0.20 -1.09 $\pm$ 0.26 -0.77 $\pm$ 0.41 -1.67 $\pm$ 0.33 ... ...
0272-51941-365 1.0133 $\pm$ 0.1661 8.38 $\pm$ 0.18 -1.40 $\pm$ 0.23 -0.65 $\pm$ 0.36 -1.60 $\pm$ 0.29 -2.50 $\pm$ 0.22 -2.32 $\pm$ 0.80
0275-51910-429 1.5117 $\pm$ 0.0513 7.82 $\pm$ 0.03 -1.45 $\pm$ 0.05 -0.72 $\pm$ 0.06 -1.73 $\pm$ 0.10 -2.37 $\pm$ 0.05 ...
1 Only the first five galaxies are shown. The total list of galaxies is available in electronic form at the CDS. The Cl/O abundance ratios are not shown here for lack of space, but they are present in the electronic table.

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