(a) Chemical substance and significant new use subject to reporting. (1) The chemical substance methyl n-butyl ketone, CAS Number 591-78-6, is subject to reporting under this section for the significant new use described in paragraph (a)(2) of this section.
(1) The chemical substance methyl n-butyl ketone, CAS Number 591-78-6, 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 any use.
(b) Specific requirements. The provisions of subpart A of this part apply to this section except as modified by this paragraph.
(1) Persons who must report. Section 721.5 applies to this section except for Sec. 721.5(a)(2). A person who intends to manufacture, import, or process for commercial purposes the substance identified in paragraph (a)(1) of this section and intends to distribute the substance in commerce must submit a significant new use notice.
(2) [Reserved] [52 FR 11825, Apr. 13, 1987. Redesignated at 53 FR 2845, Feb. 2, 1988. Further redesignated at 58 FR 29946, May 24, 1993, as amended at 58 FR 34204, June 23, 1993] Sec. 721.5050 2,2'-[(1-Methyl ethylidene) bis[4,1-phenyl oxy[1-(butoxy methyl)-(2,1-ethan ediyl]oxy methyl ene]]biso xirane, reactionproduct with a diamine.
(a) Chemical substance and significant new uses subject to reporting. (1) The chemical substance identified generically as 2,2'-[(1-methyl ethyl i dene) bis[4,1-phenyl oxy[1-(bu toxy methyl)-(2,1-eth ane diyl]oxy methyl ene]] biso xirane, reaction product with a diamine (PMN P-91-934), is subject to reporting under this section for the significant new uses described in paragraph (a)(2) of this section.
(1) The chemical substance identified generically as 2,2'-[(1-methyl ethyl i dene) bis[4,1-phenyl oxy[1-(bu toxy methyl)-(2,1-eth ane diyl]oxy methyl ene]] biso xirane, reaction product with a diamine (PMN P-91-934), 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 Sec. 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 requirements. Requirements as specified in Sec. 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 Sec. 721.185 apply to this section. [57 FR 46467, Oct. 8, 1992, as amended at 58 FR 34204, June 23, 1993]