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How do I access it?

  1. Contact Accelrys, Inc.:

    Internet address:
    Phone: (858) 799-5000
    Fax: (858) 799-5100
    View all locations:

    Product details, including ordering information

    The RTECS User’s Guide is available as a pdf file at the following address: /niosh/docs/97-119/

    There is also a new RTECS User's Guide authored by Symyx Technologies, Inc., which can be requested from Symyx.

  2. Value-Added Resellers of RTECS
    The companies listed below are value-added resellers of RTECS - the Registry of Toxic Effects of Chemical Substances. If your company would like to become a value-added reseller of RTECS, please contact Symyx

  3. Phone NIOSH

    1-800-CDC-INFO (1-800-232-4636)
    Outside the U.S. 513-533-8328
    1-888-232-6348 TTY

    In English, en Español
    24 Hours/Day, Every Day

  4. Additional information on toxic chemicals can be found in the he NIOSH Pocket Guide to Chemical Hazards, which contains information on chemical properties, signs and symptoms of exposures, target organs, respirator selections, and procedures for emergency treatment.