---
kind: "section"
citation: "40 C.F.R. § 721.5645"
title: "40"
number: "721.5645"
heading: "Pentane 1,1,1,2,3,4,4,5,5,5,-decafluoro."
url: "https://uscodex.org/cfr/40/721.5645"
---

# §721.5645. Pentane 1,1,1,2,3,4,4,5,5,5,-decafluoro.

- (a) **Chemical substance and significant new uses subject to reporting.**
  - (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)](#a-2) of this section.
  - (2) **The significant new uses are—**
    - (i) **Industrial, commercial, and consumer activities.** Requirements as specified in [§ 721.80](/cfr/40/721.80.md). 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.
    - (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.** Recordkeeping requirements as specified in § [721.125 (a)](/cfr/40/721.125.md?p=a), [(b)](/cfr/40/721.125.md?p=b), [(c)](/cfr/40/721.125.md?p=c), and [(i)](/cfr/40/721.125.md?p=i) are applicable to manufacturers, importers, and processors of this substance.
  - (2) **Limitations or revocation of certain notification requirements.** The provisions of [§ 721.185](/cfr/40/721.185.md) apply to this section.

## Notes

### Amendments

[63 FR 3431, Jan. 22, 1998, as amended at 80 FR 37165, June 30, 2015]

### Authority

Authority: 15 U.S.C. 2604, 2607, and 2625(c).

### Source

Source: 49 FR 35018, Sept. 5, 1984, unless otherwise noted.

### Amendments

[63 FR 3431, Jan. 22, 1998, as amended at 80 FR 37165, June 30, 2015]