Section 721.11643 - Reaction products of alkyl-terminated alkylalumuminoxanes and [[(pentaalkylphenyl-(pentaalkylphenyl)amino)alkyl] alkanediaminato]bis(aralkyl) transition metal coordination compound (generic)(a)Chemical substance and significant new uses subject to reporting.(1) The chemical substance identified generically as reaction products of alkyl-terminated alkylalumuminoxanes and [[(pentaalkylphenyl-pentaalkylphenyl)amino)alkyl]alkanediaminato]bis(aralkyl) transition metal coordination compound (PMN P-20-46) is subject to reporting under this section for the significant new uses described in paragraph (a)(2) of this section. The requirements of this section do not apply to quantities of the substance after they have been completely reacted or cured.(2) The significant new uses are: (i)Protection in the workplace. Requirements as specified in § 721.63(a)(1), (a)(3), (b), and (c) . When determining which persons are reasonably likely to be exposed as required for § 721.63(a)(1) , 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(b) , the concentration is set at 0.1%.(ii)Hazard communication. Requirements as specified in § 721.72(a) through (f), (g)(1), (g)(3), and (g)(5) . For purposes of § 721.72(e) , the concentration is set at 0.1%. For purposes of § 721.72(g)(1) , this substance may cause: skin corrosion; skin irritation; serious eye damage; carcinogenicity; reproductive toxicity; specific target organ toxicity. For purposes of § 721.72(g)(3) , this substance may cause: aquatic toxicity. Alternative hazard and warning statements that meet the criteria of the Globally Harmonized System and OSHA Hazard Communication Standard may be used.(iii)Industrial, commercial, and consumer activities. Requirements as specified in § 721.80(a) through (c) .(iv)Disposal. Requirements as specified in § 721.85(b)(1) and (c)(1) . It is a significant new use to release the PMN substance directly to air.(v)Release to water. Requirements as specified in § 721.90(a)(1), (b)(1), and (c)(1) .(b)Specific requirements. The provisions of subpart A of this part apply to this section except as modified by this paragraph (b). (1)Recordkeeping. Recordkeeping requirements as specified in § 721.125(a) through (k) are applicable to manufacturers and processors of this substance.(2)Limitation or revocation of certain notification requirements. The provisions of § 721.185 apply to this section.87 FR 59004, Sept. 29, 2022