Section 721.5454 - Methylium, tripohenyl-, tetrakis(pentafluorophenyl) borate (1-)(a)Chemical substance and significant new uses subject to reporting.(1) The chemical substances identified as methylium, tripohenyl-, tetrakis(pentafluorophenyl) borate (1-) (PMN P-00-0637; CAS No. 136040-19-2) is subject to reporting under this section for the significant new use described in paragraph (a)(2) of this section.(2) The significant new uses are: (i)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. (1)Recordkeeping. Recordkeeping requirements as specified in § 721.125 (a), (b), (c), and (k) are applicable to manufacturers, importers, and processors of this substance.(2)Limitations or revocation of certain notification requirements. The provisions of § 721.185 apply to this section. 68 FR 15086 , Mar. 28, 2003