(1) In case of a commercial feed, except a customer-formula feed, it shall be accompanied by a label bearing the following information:

(A) The quantity statement;

(B) The product name and the brand name, if any, under which the commercial feed is distributed;

(C) The guaranteed analysis stated in such terms, as the commissioner by regulation determines, is required to advise the user of the composition of the feed or to support claims made in the labeling. In all cases the substances or elements must be determinable by laboratory methods published by the AOAC International, or other methods approved by regulation;

(D) The common or usual name of each ingredient used in the manufacture of the commercial feed; provided, that the commissioner by regulation may permit the use of a collective term for a group of ingredients that perform a similar function, or the commissioner may exempt commercial feeds, or any group thereof, from this requirement of an ingredient statement if the commissioner finds that this statement is not required in the interest of consumers;

(E) The name and principal mailing address of the manufacturer or the person responsible for distributing the commercial feed;

(F) For those commercial feeds containing drugs, and for such other feeds as the commissioner may require by regulation, adequate directions for their safe and effective use; and

(G) Such precautionary statements as the commissioner by regulation determines are necessary for the safe and effective use of the commercial feed; and

(2) In the case of a customer-formula feed, it shall be accompanied by a label, invoice, delivery slip, or other shipping document, bearing the following information:

(A) Name and address of the manufacturer;

(B) Name and address of the purchaser;

(C) Date of delivery;

(D) The product name and brand name, if any, and the net weight of each registered commercial feed used in the mixture, and the net weight of each other ingredient used;

(E) For those customer-formula feeds containing drugs, and for such other feeds as the commissioner may require by regulation, adequate directions for their safe and effective use; and

(F) Such precautionary statements as the commissioner by regulation determines are necessary for the safe and effective use of the customer-formula feed.