[Code of Federal Regulations] [Title 7, Volume 3] [Revised as of January 1, 2001] From the U.S. Government Printing Office via GPO Access [CITE: 7CFR91.17] [Page 218] TITLE 7--AGRICULTURE CHAPTER I--AGRICULTURAL MARKETING SERVICE \1\ (STANDARDS, INSPECTIONS, MARKETING PRACTICES), DEPARTMENT OF AGRICULTURE (CONTINUED) PART 91--SERVICES AND GENERAL INFORMATION--Table of Contents Subpart D--Laboratory Service Sec. 91.17 Postponing a laboratory service. If the scientist determines that it is not possible to accurately analyze or make a laboratory determination of a sample immediately after receipt because standard materials, laboratory equipment and supplies need replacement, or for any other substantial reason, the scientist may postpone laboratory service for such period as may be necessary.