Section 721.11579 - Dialkyltin dialkylcarboxylate (generic)(a)Chemical substance and significant new uses subject to reporting.(1) The chemical substance generically identified as dialkyltin dialkylcarboxylate (PMN P-18-178) 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 entrained.(2) The significant new uses are:(i)Protection in the workplace. Requirements as specified in § 721.63(a)(1), (a)(3) through (6), and (c) . When determining which persons are 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. 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 (including solids or liquid droplets).(ii)Industrial, commercial, and consumer activities. It is a significant new use to use the substance other than as a stabilizer for PVC compounds.(iii)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 (e), (i), and (k) are applicable to manufacturers and processors of this substance.(2)Limitation or revocation of certain modification requirements. The provisions of § 721.185 apply to this section. 87 FR 73946 , Dec. 2, 2022