International Sensor Technology , 3 Whatney, Irvine, CA 92618-2836
Tel: (U.S. & Canada) 1-800-478-4271; (International) 1-949-452-9000
Fax: 1-949-452-9009; Email:
This site contains a lot of PDF files. If you do not have Acrobat Reader to access these files, download the freeware from adobe.com. If you do not have a high-speed connection, there will be some delay before the document you selected comes up.
Introduction- from "Hazardous Gas Monitors" book (24 pages)- includes descriptions, "Terms, Definitions & Abbreviations," fully illustrated with charts and graphs, and types of protection (File size: 544K)