As used in sections 42-115g to 42-115q, inclusive, “commodity in package form” means a commodity put up or packaged in any manner in advance of sale in units suitable for either wholesale or retail sale, exclusive of an auxiliary shipping container enclosing packages which individually conform to the requirements of said sections. An individual item or lot of any commodity not in package form but on which there is marked a selling price based on an established price per unit of weight or measure shall be construed to be a commodity in package form; “weight” means net weight; “commissioner” means the Commissioner of Consumer Protection; “consumer package” or “package of consumer commodity” means a commodity in package form, that is customarily produced or distributed for sale through retail sale agencies or instrumentalities for consumption or use by individuals for the purposes of personal care or in the performance of services ordinarily rendered in or about the household or in connection with personal possessions, and which usually is consumed or expended in the course of such consumption or use; “nonconsumer package” or “package of nonconsumer commodity” means any commodity in package form other than consumer package, and particularly a package designed solely for industrial or institutional use or for wholesale distribution only; “intrastate commerce” means any and all commerce or trade, begun, carried on and wholly completed within the limits of the state and “introduced into intrastate commerce” shall be construed to define the time and place at which the first sale and delivery of a commodity is made within the state, the delivery being made either directly to the purchaser or to a common carrier for shipment to the purchaser.