The commissioner shall cause to be made by experts in sanitation or by other competent inspectors such inspection of all slaughtering, meat canning, salting, packing, rendering or similar establishment in which cattle, sheep, swine, goats, horses, mules and other equines and poultry are slaughtered and the meat and meat products and poultry food products thereof are prepared solely for intrastate commerce as may be necessary to inform himself concerning the sanitary conditions of the same and to prescribe the rules and regulations of sanitation under which such establishment shall be maintained; and, where the sanitary conditions of any such establishment are such that the meat or meat food products or poultry food products are rendered adulterated, he shall refuse to allow said meat or meat food products or poultry food products to be labeled, marked, stamped or tagged as “Alabama inspected and passed.”