40 CFR § 418.71 - Specialized definitions.
---
identifier: "/us/cfr/t40/s418.71"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "40 CFR § 418.71 - Specialized definitions."
title_number: 40
title_name: "Protection of Environment"
section_number: "418.71"
section_name: "Specialized definitions."
chapter_name: "ENVIRONMENTAL PROTECTION AGENCY"
subchapter_number: "N"
subchapter_name: "EFFLUENT GUIDELINES AND STANDARDS"
part_number: "418"
part_name: "FERTILIZER 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: "33 U.S.C. 1251"
regulatory_source: "39 FR 12836, April 8, 1974, unless otherwise noted."
cfr_part: "418"
---
# 418.71 Specialized definitions.
For the purpose of this subpart:
(a) Except as provided below, the general definitions, abbreviations and methods of analysis set forth in 40 CFR part 401 shall apply to this subpart.
(b) The term *mixed fertilizer* shall mean a mixture of wet and/or dry straight fertilizer materials, mixed fertilizer materials, fillers and additives prepared through chemical reaction to a given formulation.
(c) The term *blend fertilizer* shall mean a mixture of dry, straight and mixed fertilizer materials.