in the case of a petition to initiate a proceeding for the issuance of a rule under section 2605(a) or 2607 of this title or an order under
section 2604(f) of this title, the chemical substance or mixture to be subject to such rule or order presents an unreasonable risk of injury to health or the environment, without consideration of costs or other nonrisk factors, including an unreasonable risk to a potentially exposed or susceptible subpopulation, under the conditions of use.
1
So in original. The period probably should be a semicolon.