40 CFR §721.10488
Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
- (a)Chemical substance and significant new uses subject to reporting.
- (1)The chemical substance identified generically as cuprate, [[[[[[[(sulfonaphthalenyl)] azo]- (substitutedphenyl)]azo]- (substitutedsulfonaphthalenyl)]azo]-substituted phenyl-substituted heteromonocycle], sodium salts (PMN P-04-636) 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)(4) (National Institute for Occupational Safety and Health (NIOSH)-certified respirator with an assigned protection factor (APF) of at least 5), (a)(6)(i), (a)(6)(ii), (a)(6)(v), (a)(6)(vi), (b) (concentration set at 0.1 percent), and (c).
- (ii)[Reserved]
- (b)Specific requirements. The provisions of subpart A of this part apply to this section except as modified by this paragraph.