Every public market, as defined in section one of this article, shall maintain a separate bank account for the deposit of sale proceeds due to shippers and producers of the products and sales subject to the provisions of this article. All payments due to shippers and producers for such products and sales shall be drawn upon the separate account herein required and such payments shall be made within seventy-two hours following the conclusion of the daily activities at such market. Anyone violating the provisions of this section shall be guilty of a misdemeanor and subject to the penalties prescribed in section nineteen of this article.