[Code of Federal Regulations] [Title 21, Volume 7] [Revised as of April 1, 2007] From the U.S. Government Printing Office via GPO Access [CITE: 21CFR610.1] [Page 66] TITLE 21--FOOD AND DRUGS CHAPTER I--FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES (CONTINUED) PART 610_GENERAL BIOLOGICAL PRODUCTS STANDARDS--Table of Contents Subpart A_Release Requirements Sec. 610.1 Tests prior to release required for each lot. No lot of any licensed product shall be released by the manufacturer prior to the completion of tests for conformity with standards applicable to such product. Each applicable test shall be made on each lot after completion of all processes of manufacture which may affect compliance with the standard to which the test applies. The results of all tests performed shall be considered in determining whether or not the test results meet the test objective, except that a test result may be disregarded when it is established that the test is invalid due to causes unrelated to the product.