subchapter_subject: "EFFLUENT GUIDELINES AND STANDARDS"
part_code: "405"
part_subject: "DAIRY PRODUCTS PROCESSING POINT SOURCE CATEGORY"
subpart_code: "J"
subpart_subject: "Dry Milk Subcategory"
section_number: "405.101"
section_subject: "Specialized definitions."
cfr_reference: "40 CFR 405.101"
title_name: "Title 40"
title_subject: "Protection of Environment"
parts_covered: "Parts 400 to 424"
revised_date: "Revised as of July 1, 2018"
publication_date: "As of July 1, 2018"
contains_description: "Containing a codification of documents of general applicability and future effect"
publication_info: "Published by the Office of the Federal Register National Archives and Records Administration as a Special Edition of the Federal Register"
---
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 “BOD5 input” shall mean the biochemical oxygen demand of the materials entered into process. It can be calculated by multiplying the fats, proteins and carbohydrates by factors of 0.890, 1.031 and 0.691 respectively. Organic acids (e.g., lactic acids) should be included as carbohydrates. Composition of input materials may be based on either direct analysis or generally accepted published values.