CFR > Title 7 - Agriculture > SUBTITLE B—Regulations of the Department of Agriculture > CHAPTER I—AGRICULTURAL MARKETING SERVICE (Standards, Inspections, Marketing Practices), DEPARTMENT OF AGRICULTURE (parts 27 to 206) > SUBCHAPTER C—REGULATIONS AND STANDARDS UNDER THE AGRICULTURAL MARKETING ACT OF 1946 (parts 51 to 75) > PART 58—GRADING AND INSPECTION, GENERAL SPECIFICATIONS FOR APPROVED PLANTS AND STANDARDS FOR GRADES OF DAIRY PRODUCTS 1 > SUBPART B—General Specifications for Dairy Plants Approved for USDA Inspection and Grading Service 1 (§58.100 to §58.905) > 58.442—Laboratory and quality control tests.

58.442—Laboratory and quality control tests.

(a) Chemical analyses— (1) Milkfat and moisture. One sample shall be tested from each vat of the finished cheese to assure compliance with composition requirements.
(2) Test method. Chemical analysis shall be made in accordance with the methods described in Official Methods of Analysis of the Association of Official Analytical Chemists as specified in the appropriate standards of identity, the latest edition of Standard Methods or by other methods giving equivalent results.
(b) Weight or volume control. Representative samples of the finished product shall be checked during the packaging operation to assure compliance with the stated net weight on the container of consumer size packages.