(a)Chemical substance and significant new use subject to reporting.
(1)The chemical substance mitomycin C (CAS No. 5007-7) is subject to reporting under this section for the significant new use described in paragraph (a)(2) of this section.
(2)The significant new use is: Manufacture, import, or processing of 10,000 pounds or more per year per facility for any use.
(b)Specific requirements. The provisions of subpart A of this part apply to this section except as modified by this paragraph.
(1)Recordkeeping. The following recordkeeping requirements are applicable to manufacturers, importers, and processors of this substance, as specified in § 721.125 (a), (b), and (c).