40 CFR § 721.10179 - Copolymers of phenol and aromatic hydocarbon (generic).

---
identifier: "/us/cfr/t40/s721.10179"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "40 CFR § 721.10179 - Copolymers of phenol and aromatic hydocarbon (generic)."
title_number: 40
title_name: "Protection of Environment"
section_number: "721.10179"
section_name: "Copolymers of phenol and aromatic hydocarbon (generic)."
chapter_name: "ENVIRONMENTAL PROTECTION AGENCY"
subchapter_number: "R"
subchapter_name: "TOXIC SUBSTANCES CONTROL ACT"
part_number: "721"
part_name: "SIGNIFICANT NEW USES OF CHEMICAL SUBSTANCES"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "15 U.S.C. 2604, 2607, and 2625(c)."
regulatory_source: "49 FR 35018, Sept. 5, 1984, unless otherwise noted."
cfr_part: "721"
---


# 721.10179 Copolymers of phenol and aromatic hydocarbon (generic).

(a) *Chemical substance and significant new uses subject to reporting.* (1) The chemical substances identified generically as copolymers of phenol and aromatic hydocarbon (PMNs P-04-346 and P-04-347) are 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(k) (no manufacture or import of the PMN substances unless the average molecular weight is greater than 500 daltons). Representative samples of the PMN substances must be analyzed and determined to comply with these requirements both at the time of initial commencement and annually thereafter.

(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), (b), (c), and (i) are applicable to manufacturers, importers, and processors of these substances.

(2) *Limitations or revocation of certain notification requirements.* The provisions of § 721.185 apply to this section.

[75 FR 4995, Feb. 1, 2010]