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REFERENCES: "S. Loria Über die Dispersion des Lichtes in gasförmigen Kohlenwasserstoffen. <a href=\"https://doi.org/10.1002/andp.19093340809\"><i>Annalen der Physik</i> <b>334</b>, 605-622 (1909)</a> (in German).<br><sup>*</sup> Cauchy formula and experimental data presented in the paper don't match. Original data are re-fitted and the new formula is included in the database. See [<a href=\"https://refractiveindex.info/download/data/1909/Loria_1909-Ethane.pdf\">Figure</a>] for the comparison of the original data, the original fit and the new fit."
COMMENTS: "Standard conditions. 0 °C, 760 torr (101.325 kPa)."
DATA:
  - type: formula 5
    range: 0.5230 0.6677
    coefficients: 1.0007330 6.822764e-6 -2
SPECS:
    n_is_absolute: true
    temperature: 0 °C
    pressure: 101325 Pa