With respect to the enforcement of this chapter and any other chapters dealing with weights and measures that the Secretary of Agriculture is, or may be, empowered to enforce, the Secretary of Agriculture is hereby vested with police powers, and shall have police powers similar to those of constables and other police officers and may arrest any violator of the said chapters, and seize for use as evidence, incorrect or unsealed weights and measures or amounts or packages of commodity, found to be used, retained, offered or exposed for sale, or sold in violation of law. In the performance of official duties, the Secretary of Agriculture may enter and go into or upon, any structure or premises, and stop any person whatsoever and require that person to proceed, with or without any vehicle of which he or she may be in charge, to some place which the Secretary of Agriculture may specify.