Nonylphenoxyacetic acid (NP1EC)

Industrial compound

Limit values

WHO Limit


EU Limit


US Limit


EWG Limit



Carbon filters
Membrane filters


  1. S Ruel and Jean-Marc Choubert and Mar Esperanza and Cecile Miege and P Madrigal and H Budzinski and K Ménach and Valentina Lazarova and M Coquery,
    On-site evaluation of the removal of 100 micro-pollutants through advanced wastewater treatment processes for reuse applications, Water science and technology : a journal of the International Association on Water Pollution Research (2011)
  2. R Mailler and J Gasperi and Y Coquet and A Buleté and E Vulliet and S Deshayes and S Zedek and C Mirande-Bret and V Eudes and A Bressy and E Caupos and R Moilleron and G Chebbo and V Rocher,
    Removal of a wide range of emerging pollutants from wastewater treatment plant discharges by micro-grain activated carbon in fluidized bed as tertiary treatment at large pilot scale, Science of the Total Environment (2016)
  3. WaterStillar,
    Contaminant research and assumptions (unpublished), (2020)