§ 721.10711 Alkyl substituted catechol (generic).

(a) Chemical substance and significant new uses subject to reporting. (1) The chemical substance identified generically as alkyl substituted catechol (PMN P-13-197) is subject to reporting under this section for the significant new uses described in paragraph (a)(2) of this section.

(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) (NIOSH-certified particulate respirator with an APF of at least 1,000), and (c). When determining which persons are reasonably likely to be exposed as required for § 721.63(a)(4), engineering control measures (e.g., enclosure or confinement of the operation, general and local ventilation) or administrative control measures (e.g., place policies and procedures) shall be considered and implemented to prevent exposure, where feasible. The following NIOSH-certified respirators with an APF of at least 1,000 meet the requirements of § 721.63(a)(4);