Copies of verification calibration and cancellation of secondary standards

(1) The Minister may, for the purposes of this Act, cause such copies as he may consider necessary of any National Reference Standard to be made in such manner and to be of such material, form and specification as he may prescribe or 12 (2) Every Secondary Standard of any unit of measurement shall be kept and preserved in such manner as may be prescribed, at the office and in the custody of the Director, who shall, at least once every five years, cause such Standard to be compared with the National Reference Standard of that unit of measurement, and if necessary, to be corrected, adjusted or calibrated. (3) The Minister may, at anytime by Order published in the Gazette, cancel any Secondary Standard and any standard so cancelled shall thereupon cease to be, or to used as, a (4) The Director may from time to time for the purposes of this Act procure such copies as may be necessary of the Secondary Standards of any unit of measurement, and every such copy shall be made in such manner and shall be of such materials, form and specifications as may be prescribed for that (5) The Director shall cause every such copy of a Secondary Standard to be verified, and if found to be correct, to be authenticated, in the prescribed manner, and every copy so authenticated shall be a Working Standard for the purposes of this Act, and shall be deemed until the contrary is proved, to be true and accurate.