Toxic substances list: nonylphenol and its ethoxylates

Nonylphenol and its ethoxylates (NP and NPEs) have been used for more than 40 years as detergents, emulsifiers, wetting agents and dispersing agents. From data obtained by Environment Canada, an estimated 18,000 tonnes of NP and NPEs were used in Canada in 1998. This quantity has dropped significantly since Environment Canada's risk management measures were put into place.

The main sectors of use are soap, detergents and degreasing agents (for institutional, industrial and household use); textile processing; pulp and paper processing; and pest control products.

There is more than one CAS number for this substance group.

Risk Assessment


This substance is entering the environment from the following source(s):

Risk Management Strategy

Click on the following link to view strategies and actions recommended to manage risks associated with the substance:


Substances Management Information Line
Chemicals Management Plan
Gatineau, QC K1A 0H3

Telephone: 1-800-567-1999  (in Canada) or 819-938-3232
Fax: 819-938-3231


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