Caution: Interchanging brands of pumps and tubes may produce a significant reduction in accuracy and is not recommended.

Secondary use: For secondary use specifications and operating instructions, contact SKC technical support at or visit the Draeger Voice hazardous substances chemical database at http://www.draeger.com/US/en_US/services/app/index.jsp

Measuring Range: Measuring ranges of detector tubes may be influenced by volume, or number of strokes. Measuring ranges listed here may indicate the minimum and maximum ranges of the detector tube. For further information see the operating instructions for the tube or visit the Draeger Voice hazardous substances chemical database at http://www.draeger.com/US/en_US/services/app/index.jsp