9 C.F.R. § 114.6 Mixing biological products.
Title 9 - Animals and Animal Products
Each biological product, when in liquid form, shall be mixed thoroughly in a single container. During bottling operations, the product shall be constantly mixed sufficient to maintain physical uniformity of the entire fill. A serial number, with any other markings that may be necessary for ready identification of the serial, shall be applied to identify it with the records of preparation and labeling.
Title 9: Animals and Animal Products
PART 114—PRODUCTION REQUIREMENTS FOR BIOLOGICAL PRODUCTS
§ 114.6 Mixing biological products.
