40 CFR § 428.101 - Specialized definitions.

---
identifier: "/us/cfr/t40/s428.101"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "40 CFR § 428.101 - Specialized definitions."
title_number: 40
title_name: "Protection of Environment"
section_number: "428.101"
section_name: "Specialized definitions."
chapter_name: "ENVIRONMENTAL PROTECTION AGENCY"
subchapter_number: "N"
subchapter_name: "EFFLUENT GUIDELINES AND STANDARDS"
part_number: "428"
part_name: "RUBBER MANUFACTURING POINT SOURCE CATEGORY"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "Secs. 301, 304(b) and (c), 306(b) and (c), 307(c), Federal Water Pollution Control Act, as amended; 33 U.S.C. 1251, 1311, 1314(b) and (c), 1316(b) and (c), 1317(c); 86 Stat. 816  Pub. L. 92-500."
regulatory_source: "39 FR 6662, Feb. 21, 1974, unless otherwise noted."
cfr_part: "428"
---


# 428.101 Specialized definitions.

For the purpose of this subpart:

(a) Except as provided below, the general definitions, abbreviations and methods of analysis set forth in part 401 of this chapter shall apply to this subpart.

(b) The term “chromium” shall mean total chromium.

(c) The term “raw material” shall mean all latex solids used in the manufacture of latex-dipped, latex-extruded, and latex-molded products.