1. A manufacturer or technician in a laboratory prepares a chemical solution or gas to be used in calibrating a device for testing a person’s breath to determine the concentration of alcohol in his or her breath; and
2. The technician makes an affidavit or declaration that the solution or gas has the chemical composition that is necessary for calibrating the device,
Ê it is presumed that the solution or gas has been properly prepared and is suitable for calibrating the device.
(Added to NRS by 1987, 629; A 1993, 2079; 1999, 2467)