The following is an instrument used in the course of BAC or drug screening or analysis in Ontario, Canada. 

Guth 34C Simulator

Made By:

Guth Industries

This wet-bath simulator was used primarily with the Intoxilyzer 5000C. It is still used by many police services as a backup system and for calibration of screening devices.

Roy McMurty jail.jpeg

This Guth 34C calibration and control test instrument, used together with a Standard Alcohol Solution (SAS), simulates the breath of a so-called average human being with an average breath temperature of 34.0° C. Human breath temperatures may vary.

Link to Distributor

Intoxilyzer®  is a registered trademark of CMI, Inc. The Intoxilyzer®5000C and the Intoxilyzer®8000C are each an "approved instrument" in Canada.

Breathalyzer® is a registered trademark of Draeger Safety, Inc., Breathalyzer Division. The owner of the trademark is Robert F. Borkenstein and Draeger Safety, Inc. has leased the exclusive rights of use from him. The Breathalyzer® 900 and Breathalyzer® 900A are "approved instruments" in Canada.

Alcotest® and DrugTest®  are registered trademarks of Draeger Safety, Inc. The Alcotest® 6810 and 7410 GLC are each an "approved screening device" in Canada. The DrugTest® 5000 is "approved drug screening equipment" in Canada.