[Code of Federal Regulations] [Title 21, Volume 8] [Revised as of April 1, 2002] From the U.S. Government Printing Office via GPO Access [CITE: 21CFR866.1700] [Page 237-238] TITLE 21--FOOD AND DRUGS CHAPTER I--FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES (CONTINUED) PART 866--IMMUNOLOGY AND MICROBIOLOGY DEVICES--Table of Contents Subpart B--Diagnostic Devices Sec. 866.1700 Culture medium for antimicrobial susceptibility tests. (a) Identification. A culture medium for antimicrobial susceptibility tests is a device intended for medical purposes that consists of any medium capable of supporting the growth of many of the bacterial pathogens that are subject to antimicrobial susceptibility tests. The medium should be free of components [[Page 238]] known to be antagonistic to the common agents for which susceptibility tests are performed in the treatment of disease. (b) Classification. Class II (performance standards).