[Code of Federal Regulations] [Title 7, Volume 7, Parts 700 to 899] [Revised as of January 1, 2001] From the U.S. Government Printing Office via GPO Access [CITE: 7CFR736.50] [Page 258] TITLE 7--AGRICULTURE CHAPTER VII--FARM SERVICE AGENCY, DEPARTMENT OF AGRICULTURE PART 736--GRAIN WAREHOUSES--Table of Contents Sec. 736.50 Grades; separate in storage. A warehouseman may not mix lots of different grades of grain stored or received for storage except when the identity of the grain to be stored is to be preserved or when a depositor surrenders receipts covering two or more lots and requests the warehouseman to deliver the amount of grain represented by the canceled receipts in such a manner that they will become one lot. The balance, if any, of grain resulting from this operation, after weighing and inspecting, is to be stored with grain of like grade or its identity preserved.