Section 721.11289 - 1-Butanaminium,N,N,N-tributyl-,2(or 5)- [[benzoyldihydrodioxo [(sulfophenyl) amino] heteropolycycle]oxy]-5(or 2)-(1,1-dimethylpropyl)benzenesulfonate (2:1) (generic)(a)Chemical substance and significant new uses subject to reporting.(1) The chemical substance identified generically as 1-butanaminium,N,N,N-tributyl-,2(or 5)- [[benzoyldihydrodioxo [(sulfophenyl) amino]heteropolycycle]oxy]-5(or 2)-(1,1-dimethylpropyl)benzenesulfonate (2:1) (PMN P-18-136) 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)Industrial, commercial, and consumer activities. It is a significant new use to manufacture, process, or use the substance in any manner that results in inhalation exposure.(ii)Release to water. Requirements as specified in § 721.90(a)(4), (b)(4), and (c)(4) , where N=19.(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) though (c), (i), and (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. 86 FR 24333 , May 6, 2021