1522
THE NEW ZEALAND GAZETTE.
[No. 44

(5.) No person shall sell any package containing any oil which does not conform to the standard for olive-oil, and to the general standard for edible fats and oils, on or to which is written or attached the word “olive,” or the word “Lucca,” or the word “sublime salad,” or the word “virgin,” or any expression which includes or resembles the said words or any of them: Provided that this paragraph shall not apply to a statement of the kinds of oils contained in a mixture of edible fats and oils as required by paragraph (4) (a) of this regulation.

MARGARINE.

41. (1.) “Margarine” includes all substances, whether compound or not, prepared or manufactured from any form of animal fats (other than butter-fat or milk), or of animal, mineral, or vegetable oils, and made in imitation or semblance of butter and which are intended to be or are capable of being used as substitutes for butter.
    (2.) No person shall sell margarine unless—
    (a.) It is mixed with not less than one part of potato-starch or Queensland arrowroot (Canna edulis) per one-thousand parts of margarine or, in lieu thereof, with not less than five parts per centum by weight of sesame oil (Sesamum indicum or Sesamum orientale):
    (b.) It is wholesome and free from rancidity and decomposition, and from offensive odour or taste:
    (c.) It does not contain more than sixteen parts per centum of water:
    (d.) It does not contain any added colouring-matter, nor any other substance save salt and preservative.

Preservative.

(3.) The preservative substance or a preparation of the preservative substance boric acid may be added to margarine in proportion not exceeding twenty grains of boric acid per pound.

Labelling.

(4.) (a.) There shall be written in the principal label attached to every package which contains margarine, in bold-faced capital letters of not less size than one-quarter of an inch square, the word “Margarine.”
(b.) There shall be conspicuously attached to every vessel used to hold margarine for consumption on the premises by customers in any place where food is sold the word “Margarine,” written in black sans-serif capital letters of not less size than eighteen points face-measurement.
(c.) The words “butter” or “butterine,” and expressions which include or resemble the said words, may not be written on the statement or label written on or attached to any package which contains margarine, nor on any vessels used as aforesaid.
(5.) No person shall have in his possession for sale margarine in lumps of two pounds weight or under, otherwise than in cube form.

MILK, CREAM, AND SKIM-MILK.

Milk.

42. (1.) (a.) Milk shall be the normal, clean, and fresh secretion obtained by completely emptying the udder of the healthy cow, properly fed and kept, excluding that got during seven days immediately following on parturition. It shall contain not less than eight and five-tenths parts per centum of milk-solids other than milk-fat, and not less than three and one-quarter parts per centum of milk-fat. It shall not contain any added water nor any other added substance. When subjected to the reductase test it shall not completely decolorize the methylene blue in less than three hours.

Method of applying Reductase Test.

(b.) A stock solution is prepared by dissolving one part of powdered methylene blue in 2,000 parts of water.
Immediately prior to use one part of this solution is diluted with nine parts of water.
One cubic centimeter of the diluted solution is mixed with ten cubic centimeters of the milk in a test tube and then placed in a water bath or an oven kept at a temperature of 38°C.