§ 484C.190 Presumption that solution or gas used to calibrate device for testing breath is properly prepared
484C.190. Presumption that solution or gas used to calibrate device for testing breath is properly prepared If:
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,
it is presumed that the solution or gas has been properly prepared and is suitable for calibrating the device.