Butter, Butteroil, AMF, and Cream Butter U.S. Standards for Grades of Butter 21 U.S. Code 321a: Butter Defined 21 CFR Part 101.4: Ingredient Names 21 CFR Part 101.67: Nutrient Content Claims Manufacturers Organic Manufacturers Traders/Brokers Butteroil and Anhydrous Milkfat (AMF) 7 CFR Part 58.347 Butteroil Manufacturers AMF Manufacturers Butteroil Traders/Brokers AMF Traders/Brokers Cream 21 CFR Part 131 Additional Resources Additional resources including the Dried Dairy Ingredients Handbook and more are available for ADPI members. Click the button to log-in to access these resources. Resources Trends