OSEQAS: External Quality Assessment Scheme for Organic Substances in Urine

This program was initiated as a test round in the summer of 2015. Substances in urine include Bisphenol-A, Triclosan, selected chlorophenols and hydroxyl-PAHs.

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Analytes offered

Bisphenols

  • Bisphenol A
  • Bisphenol F
  • Bisphenol S
  • Bisphenol Z

Pesticides

  • Triclosan
  • Glyphosate
  • AMPA (Aminomethylphosphoric acid)
  • Acide 2,4-dichlorophénoxyacétique (2,4-D)
  • 2,4-Dichlorophenoxyacetic acid(2,4-D)
  • 2,5-Dichlorophenol (2,4-DCP)
  • 2,5-Dichlorophenol (2,5-DCP)

Hydroxy-PAH

  • 2-OH-Fluorene
  • 3-OH-Fluorene
  • 9-OH-Fluorene
  • 1-OH-Phenanthrene
  • 2-OH-Phenanthrene
  • 3-OH-Phenanthrene
  • 4-OH-Phenanthrene
  • 1-OH-Pyrene
  • 2-Naphtol

Flame retardants

  • Bis (1,3-dichloro-2-propyl) phosphate (BDCPP)
  • Diphenyle phosphate (DPhP)

Parabene

  • 1. Ethyl paraben
  • 2. Methyl paraben
  • 3. Propyle paraben

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