Louisiana Revised Statutes Tit. 3, § 4005. Samples taken and stored; as a basis of payment

A. Cream samples: Cream shall be sold and purchased on the basis of fresh samples only and stored at 33° to 45° F.

B. Time composites: Composite samples shall not exceed sixteen days. Every shipment of producer milk shall be represented unless otherwise defined by rule and regulation. A preservative approved by the commissioner shall be used. The bottles or composite containers shall be clean and dry with an attached cover. All composites shall be labeled with clear, smearproof numbers of the producers represented and upon completion of the shipping period shall contain sufficient volume necessary to perform not less than four Babcock tests. Protection shall be provided against adulteration, or the entrance or loss of moisture and content. Composite samples shall be constantly maintained at a temperature range of 33° to 45° F. and shall be held intact for seven days after testing and subject to such other requirements as may be established by rule and regulation.

C. Fresh milk sample: The fresh milk sample shall be herein defined as a single shipment sample, the age of which shall not exceed forty-eight hours from the time it is secured to the time it is utilized for testing. The container shall be of a size and design approved by the commissioner and shall be labeled with the date and permit number of the producer represented. The sample shall be taken, stored, transported and maintained at a temperature range of 33° to 45° F.