Case T-636/17: Judgment of the General Court of 20 September 2019 — PlasticsEurope v ECHA (REACH — Establishment of a list of substances identified with a view to their eventual inclusion in Annex XIV of Regulation (EC) No 1907/2006 — Supplement to the entry relating to the substance bisphenol A on that list — Articles 57 and 59 of Regulation No 1907/2006 — Manifest error of assessment — Legal certainty — Legitimate expectations — Proportionality)