(i) Protection in the workplace. Requirements as specified in § 721.63(a)(1), (3) through (6), (b), and (c). 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. For purposes of § 721.63(a)(5), respirators must provide a National Institute for Occupational Safety and Health (NIOSH) assigned protection factor (APF) of at least 10. For purposes of § 721.63(a)(6), the airborne form(s) of the substance include particulate. For purposes of § 721.63(b), the concentration is set at 1.0%.

(ii) Hazard communication. Requirements as specified in § 721.72(a) through (f), (g)(1)(iv), (g)(2), (g)(3)(i) and (ii), and (g)(4) and (5). For purposes of § 721.72(e), the concentration is set at 1.0%. For purposes of § 721.72(g)(2), when using this substance: Avoid skin contact; avoid eye contact; use skin protection; use respiratory protection; use eye protection. For purposes of § 721.72(g)(4), notice to users: Water release restrictions apply. 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(o).

(iv) Release to water. Requirements as specified in § 721.90(a)(4), (b)(4), and (c)(4) where N=280.