(a) * * *
(1) The chemical substance identified as pentane 1,1,1,2,3,4,4,5,5,5,-decafluoro (PMN P-95-638, SNUN P-97-79, and SNUN S-06-8; CAS No. 138495-42-8) is subject to reporting under this section for the significant new uses described in paragraph (a)(2) of this section.
(2) * * *
(i) Industrial, commercial, and consumer activities. Requirements as specified in Sec. 721.80. A significant new use is any use of the substance other than the uses as described in P-95-638, P-97-79, or S-06-8.
* * * * *