21 CFR 211.103 - Calculation of yield.

Beta! The text on the eCFR tab represents the unofficial eCFR text at ecfr.gov.
§ 211.103 Calculation of yield.

Actual yields and percentages of theoretical yield shall be determined at the conclusion of each appropriate phase of manufacturing, processing, packaging, or holding of the drug product. Such calculations shall either be performed by one person and independently verified by a second person, or, if the yield is calculated by automated equipment under § 211.68, be independently verified by one person.

[73 FR 51932, Sept. 8, 2008]

This is a list of United States Code sections, Statutes at Large, Public Laws, and Presidential Documents, which provide rulemaking authority for this CFR Part.

This list is taken from the Parallel Table of Authorities and Rules provided by GPO [Government Printing Office].

It is not guaranteed to be accurate or up-to-date, though we do refresh the database weekly. More limitations on accuracy are described at the GPO site.


United States Code

Title 21 published on 2015-04-01

The following are ALL rules, proposed rules, and notices (chronologically) published in the Federal Register relating to 21 CFR Part 211 after this date.

  • 2015-11-18; vol. 80 # 222 - Wednesday, November 18, 2015
    1. 80 FR 71934 - Current Good Manufacturing Practice, Hazard Analysis, and Risk-Based Preventive Controls for Human Food; Clarification of Compliance Date for Certain Food Establishments
      GPO FDSys XML | Text
      DEPARTMENT OF HEALTH AND HUMAN SERVICES, Food and Drug Administration
      Final rule; clarification of compliance date for certain food establishments.
      The compliance date under the Current Good Manufacturing Practice, Hazard Analysis, and Risk-Based Preventive Controls for Human Food rule (published on September 17, 2015 at 80 FR 55908) for grade “A” milk and milk products covered by NCIMS under the PMO is September 17, 2018.
      21 CFR Parts 1, 11, 16, 106, 110, 114, 117, 120, 123, 129, 179, and 211