Section 721.5050 - 2,2'-[(1-Methylethylidene)bis[4,1-phenyloxy[1-(butoxymethyl)-(2,1-ethanediyl] oxymethylene]]bisoxirane, reaction product with a diamine(a)Chemical substance and significant new uses subject to reporting.(1) The chemical substance identified generically as 2,2'-[(1-methylethylidene)bis[4,1-phenyloxy[1-(butoxymethyl)-(2,1-ethanediyl]oxymethylene]]bisoxirane, reaction product with a diamine (PMN P-91-934), 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)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 requirements. 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.57 FR 46467, Oct. 8, 1992, as amended at 58 FR 34204, June 23, 1993