Case T-93/10: Judgment of the General Court of (Seventh Chamber, Extended Composition) of 7 March 2013 — Bilbaína de Alquitranes and Others v (ECHA) (REACH — Identification of pitch, coal tar, high temperature as a substance of very high concern — Actions for annulment — Actionable measure — Regulatory act not entailing implementing measures — Direct concern — Admissibility — Equal treatment — Proportionality)