Devices or equipment listed on the current or supplemented Conforming Products List of Calibrating Units for Breath Alcohol Testers (72 FR 34747), published by the National Highway Traffic Safety Administration in conjunction with National Institute of Standards and Technology (NIST) traceable alcohol reference solutions are approved for use with the approved evidential breath-alcohol measurement device or any other approved breath alcohol screening devices.
Okla. Admin. Code § 40:25-1-2.1