Section 721.11637 - 1,3-Propanediamine, N1,N1-dimethyl-N3-(2,2,6,6-tetramethyl-4-piperidinyl)-(a)Chemical substance and significant new uses subject to reporting.(1) The chemical substance identified as 1,3-propanediamine, N1,N1-dimethyl-N3-(2,2,6,6-tetramethyl-4-piperidinyl)- (PMN P-18-65; CAS No. 78014-16-1) 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. Requirements as specified in § 721.80(f) . It is a significant new use to use the substance other than as an absorption agent or as a laboratory reagent. It is a significant new use to unload the substance other than under a gas (e.g. nitrogen) blanket. It is a significant new use to process the substance other than as described in the PMN or without additional steps that would reduce air emissions.(ii)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 (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.