Section 721.10821 - Quaternary ammonium compounds, tri-C8-10-alkylmethyl, hydrogen sulfates (generic)(a)Chemical substance and significant new uses subject to reporting.(1) The chemical substance identified generically as quaternary ammonium compounds, tri-C8-10-alkylmethyl, hydrogen sulfates (PMN P-14-382) 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)(4), (b)(4), and (c)(4) (N = 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 and processors of this substance.(2)Limitations or revocation of certain notification requirements. The provisions of § 721.185 apply to this section. 80 FR 26459 , May 8, 2015