Upon request and tender of the selling price by the department any person who prepares, manufactures, offers or exposes for sale, or delivers to a purchaser any article dealt with in this subtitle shall furnish, within business hours, a sample of the same, sufficient in quantity for a proper analysis or examination as shall be provided by the rules of the department.
Iowa Code § 189.5
94 Acts, ch 1023, §21; 2003 Acts, ch 69, §29; 2012 Acts, ch 1095, § 67