CAS Number
SIN Groups
Reason for inclusion on the SIN List
Nonylphenol is an endocrine disruptor (cat 1) and is classified as possibly toxic for reproduction (R3), It is also persistent and bio-accumulative and it has been found in humans and the environment.
Date for inclusion on the SIN List
2008 September
REACH status, appears on
Source: ECHA
Candidate list
Restriction list (annex XVII)
Hazard class and category code(s)
Source: ECHA
Acute Tox. 4 *; Skin Corr. 1B; Repr. 2; Aquatic Acute 1; Aquatic Chronic 1

Chemical information

NP, p-nonylphenol, 4-nonylphenol - branched, p-nonylphenol, Data from any of the isomers are generally assumed to be representative for nonylphenol (NP), which is used as the generic name for the isomeres.
EC number
Hazard statement code(s)
Source: ECHA
H302; H314; H361fd; H400; H410
(Bio)monitoring data
Yes, in rivers, lakes, coastal-, ground-, effluent and drinking water, sediments, sewage sludge, algae, fish and seafood, wild mallard ducks and raw beef.; In human urine, >0.1 ug/l in 51% of samples (4-nonylphenol, which constitutes a fraction of the nonylphenol isomers in commercial mixtures).
Possible uses
Source: HSDB; El-Dakdoky & Helal (2007); Wada et al (2007); KEMI
Bactericides and fungicides, dyes, drugs, adhesives, resins, plasticizers, surface active agents; lubricating oils; petroleum processing; surfactants (esp. nonylphenolethoxylate)
Technical function of substances
Source: HSDB; CEPA (2001)
Stabilizer, surfactant, antioxidant, monomer and additive in polymer production and processing, catalyst


Company Group
Company Name
Kemper System America

KEMPER SYSTEM AMERICA, INC., 1200 N America Dr, Buffalo, Erie, 14224, NY, US, , USA


AKCROS CHEMICALS, 501 Jersey Ave, New Brunswick, Middlesex, 08901, NJ, US, , USA

AKCROS CHEMICALS, 501 Jersey Ave, New Brunswick, US, , USA

Source: ECHA