40 CFR § 721.10066 - 1-Hexanesulfonic acid, (dimethylphenyl)-.
(a) Chemical substance and significant new uses subject to reporting.
(1) The chemical substance identified as 1-hexanesulfonic acid, (dimethylphenyl)- (PMN P–04–962; CAS No. 676143–36–5) 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).
(ii) [Reserved]
(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.