Section 721.10070 - 1,3-Butanediol, 3-methyl-(a)Chemical substance and significant new uses subject to reporting.(1) The chemical substance identified as 1,3-butanediol, 3-methyl- (PMN P-05-309; CAS No. 2568-33-4) 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) and (j) (use as inkjet ink).(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 (i) 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. 72 FR 53483 , Sept. 19, 2007