Ethane, 2-bromo-1, 1-difluoro-.

§ 721.10265 Ethane, 2-bromo-1, 1-difluoro-.

(a) Chemical substance and significant new uses subject to reporting. (1) The chemical substance identified as ethane, 2-bromo-1,1-difluoro-. (PMN P-04-244; CAS No. 359-07-9) is subject to reporting under this section for the significant new uses described in paragrap (a)(2) of this section. The requirements of this rule do not apply to quantities of the PMN substance after it has been completely reacted (cured).

(2) The significant new uses are:

(i) Protection in the workplace. Requirements as specified in § 721.63(a)(1), (a)(2)(i), (a)(3), (a)(4), (a)(6)(v), (a)(6)(vi), (b) (concentration set at 0.1 percent), and (c). When determining which persons are reasonably likely to be exposed as required for § 721.63(a)(1) and (a)(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. The following National Institute for Occupational Safety and Health (NIOSH)-certified respirator with an assigned protection factor (APF) of at least 1000 meets the minimum requirements for § 721.63(a)(4): NIOSH-certified supplied-air respirator operated in pressure demand or other positive pressure mode and equipped with a tight-fitting full facepiece.

This document is only available to subscribers. Please log in or purchase access.