(1) such substance is packaged,
(2) the net weight of the contents of any package thereof sold in a retail establishment is one pound or less,
(3) there appears on the label of the package (a) the word "oleomargarine" or "margarine" in type or lettering at least as large as any lettering on such label, (b) a statement of the net weight of the contents of the package, and (c) a full and accurate statement of the ingredients contained in such substance, and
(4) each part of the contents of the package is contained in a wrapper which bears the words "oleomargarine" or "margarine" in type or lettering not smaller than twenty point type. No person, firm, association or corporation shall, in connection or association with the sale or exposure for sale, advertisement, or on the package, of any substance designed to be used as a substitute for butter, represent or suggest by any means whatever that such substance is a dairy product, except that nothing herein contained shall prevent an accurate statement of any of the ingredients contained in such substance.