(a) All packages of dairy products or imitation dairy products shall have a label upon or affixed to the package. The label shall be legible and of a print size and style easily readable by the ordinary citizen. The information required in this section shall be on each label and shall be stated in English.
(b) The label shall contain the following information:
(1) The name of the product;
(2) The quantity of the contents;
(3) The name and address of the manufacturer, packer or distributor: Provided, That the manufacturer's plant code or name and address shall always appear on the label for Grade "A" products; and
(4) Such other information as the commissioner shall require by rule.