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(a) Chemical substance and significant new uses subject to reporting. (1) The chemical substance identified as alkanes, C4–8-branched and linear (PMN P–21–141; CAS RN 2529890–37–5) 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) Protection in the workplace. Requirements as specified in §721.63(a)(3) and (7), (b), and (c). For purposes of §721.63(b), the concentration is set at 0.1%.
(ii) Hazard communication. Requirements as specified in §721.72(a).
(iii) Industrial, commercial, and consumer activities. It is a significant new use to manufacture, process, or use the substance other than for use as a transportation fuel, refinery feedstock, or fuel blending additive.
(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 (i) are applicable to manufacturers, importers, and processors of this substance.
(2) Limitation or revocation of certain notification requirements. The provisions of §721.185 apply to this section.
[88 FR 87351, Dec. 18, 2023]