The director shall prescribe methods in conformity with the United States department of agriculture specifications of selecting samples of lots, cases or containers of eggs or egg products which shall be reasonably calculated to produce fair representations of the entire lots or cases and containers sampled. Any sample taken shall be prima facie evidence in any court in this state of the true condition of the entire lot, case or container of eggs or egg products in the examination of which the sample was taken.
A.R.S. § 3-712