40 CFR § 721.11987 - Phenol, polymer with 4,4′- bis(chloromethyl)-1,1′-biphenyl.

---
identifier: "/us/cfr/t40/s721.11987"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "40 CFR § 721.11987 - Phenol, polymer with 4,4′- bis(chloromethyl)-1,1′-biphenyl."
title_number: 40
title_name: "Protection of Environment"
section_number: "721.11987"
section_name: "Phenol, polymer with 4,4′- bis(chloromethyl)-1,1′-biphenyl."
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"
---


# 721.11987 Phenol, polymer with 4,4′- bis(chloromethyl)-1,1′-biphenyl.

(a) *Chemical substance and significant new uses subject to reporting.* (1) The chemical substance identified as phenol, polymer with 4,4′- bis(chloromethyl)-1,1′-biphenyl (PMN P-23-13; CASRN 208254-04-0) is subject to reporting under this section for the significant new uses described in paragraph (a)(2) of this section. The requirements of this section do not apply to quantities of the substance after they have been completely reacted or cured.

(2) The significant new uses are:

(i) *Hazard communication.* Requirements as specified in § 721.72(a) through (f) and (g)(1) and (5). For purposes of § 721.72(e), the concentration is set at 1.0%. For purposes of § 721.72(g)(1), this substance may cause: specific target organ toxicity. Alternative hazard and warning statements that meet the criteria of the Globally Harmonized System and OSHA Hazard Communication Standard may be used.

(ii) *Industrial, commercial, and consumer activities.* It is a significant new use to manufacture the substance other than by import into the United States (*i.e.,* no domestic manufacture) at concentrations equal to or greater than the confidential concentration percentage listed in the Order.

(iii) *Release to water.* Requirements as specified in § 721.90(a)(4), (b)(4), and (c)(4), where N=260.

(b) *Specific requirements.* The provisions of subpart A of this part apply to this section except as modified by this paragraph (b).

(1) *Recordkeeping.* Recordkeeping requirements as specified in § 721.125(a) through (c), (f) through (i), and (k) are applicable to manufacturers, importers, and processors of this substance.

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

[90 FR 26441, June 23, 2025]