(a) The commissioner is authorized to take samples for analysis and to conduct examinations and investigations, and to enter at reasonable times, any factory, mill, bakery, warehouse, shop or establishment where flour, white bread, rolls, corn meal, corn grits, macaroni or rice are manufactured, processed, packed, sold or held or any vehicle being used for the transportation thereof, and to inspect any such place or vehicle and any flour, white bread, rolls, corn meal, corn grits or rice therein and all pertinent equipment, materials, containers and labeling.

(b) The commissioner shall authorize such regulations as are necessary for the effective administration of sections 21a-27 to 21a-30, inclusive.