Okla. Stat. tit. 2, § 2-14-2: Standards and methods

The Director of the Bureau of Standards shall have charge of the

various standards of weights, measures, and testing devices received

by this state from the United States pursuant to Resolutions of

Congress approved June 14, 1836, and July 27, 1866, and any future

standards which may be received from the United States. The

Director shall have charge of the various state or office standards

purchased by this state for the Bureau.

The Director shall have charge and control of the standard

methods of weighing, measuring, and testing in this state. The

Director shall maintain the standards in good order and shall submit

a set of standards called the reference standards to a qualified

laboratory for certification.