(i) Protection in the workplace. Requirements as specified in § 721.63(a)(1), (a)(2)(i) and (v), (a)(3) and (4), when determining which persons are reasonably likely to be exposed as required for § 721.63(a)(1) and (4), engineering control measures (e.g., enclosure or confinement of the operation, general and local ventilation) or administrative control measures (e.g., workplace policies and procedures) shall be considered and implemented to prevent exposure, where feasible, (a)(5) (respirators must provide a National Institute for Occupational Safety and Health (NIOSH) assigned protection factor of at least 50, (a)(6) (particulate), (a)(6)(v) and (vi), (b) (concentration set at 1.0%), and (c).

(ii) Hazard communication. Requirements as specified in § 721.72(a) through (e) (concentration set at 1.0%), (f), (g)(1)(i), (ii), (iii), (iv), (vi), and (ix), (g)(2)(i), (ii), and (iii), (use respiratory protection or maintain workplace airborne concentrations at or below an 8-hour time-weighted average of 0.0184 mg/m³), (g)(2)(v), and (g)(5). Alternative hazard and warning statements that meet the criteria of the Globally Harmonized System (GHS) and OSHA Hazard Communication Standard may be used.

(iii) Industrial, commercial, and consumer activities. Requirements as specified in § 721.80(q) and (t). It is a significant new use to manufacture or process the substances other than for the processes described in the corresponding TSCA section 5(e) Order.