In 2012 there there will be five joint PT rounds on priority substances in surface water (FLYER for all PTs).

• Chloroanilines, organized by AGLAE, Finland(FLYER)
• Selected halogenated organics, organized by IWW, Germany (FLYER)
• Selected pesticides, organized by AQS-BW, Germany (FLYER)
• Tin compounds in surface and sea water, organized by LGC Standards
• Alkylphenoles and bisphenol A, organized by ielab, Spain

The cooperation partners, participating in the distribution of samples are not yet finally fixed.

In 2011 five joint PT rounds were provided

• Heavy metals
  • organized by Proftest-SYKE, Finland
  • cooperation partners
    • IWW Water Centre, Germany
    • LGC Standards, UK
    • Kemijski inštitut, Slovenia
    • Vituki, Hungary
  • Parameters: Cd, Pb, Ni, Hg plus Al, As, B, Co, Cr, Cu, Fe, Mn, Mo, Sb, Se, V, Zn on a voluntary basis
  • Report will be available in Spring 2012
• Priority pesticides
  • organized by AQS Baden-Württemberg, Germany
  • cooperation partners
    • Kemijski inštitut, Slovenia
    • Quality Consult, Italy
    • Vituki, Hungary
    • Proftest-Syke, Finland
  • Parameters: aclonifen, alachlor, atrazine, bifenox, chlorfenvinphos, chlorpyrifos (chlorpyrifos-ethyl), cybutryne, diuron, isoproturon, quinoxyfen, simazine, terbutryn, trifluralin
  • Report will be available soon
• Pharmaceuticals
  • organized by HU Hamburg, Germany
  • cooperation partners
    • Kemijski inštitut, Slovenia
    • Quality Consult, Italy
    • Vituki, Hungary
    • BIPEA, France
    • Proftest-Syke, Finland
  • Parameters: Bisoprolol, Carbamazepim, Clenbuterol, Diazepam, Diclofenac, Gemfibrozil, Ibuprofen, Iopamidol, Iopromide, Naproxen, Sulfamethoxazol
  • Report will be available January/February 2012
• PAH
  • organized by IWW, Germany
  • cooperation partners
    • Quality Consult, Italy
    • Proftest-Syke, Finland
    • LGC Standards, UK
  • Parameters: anthracene, fluoranthene, naphthalene, benzo(a)pyrene, benzo(b)fluoranthene, benzo(k)fluoranthene, benzo(ghi)perylene, indeno(1,2,3-cd)pyrene
  • Report will be available January/February 2012
• Short chain chlorinated paraffins
  • organized by AGLAE, France
  • cooperation partners
    • HU Hamburg, Germany
    • Kemijski inštitut, Slovenia
    • Quality Consult, Italy
    • Vituki, Hungary
    • Proftest-Syke, Finland
  • Parameters: C₁₀-C₁₃ chloroalkanes (CAS No. 85535-84-8)
  • Report will be available February 2012

In 2010 four joint PT rounds were provided

• Organotin in surface water
• organised by LGC Standards Proficiency testing, UK, customerservices@lgcpt.com
• cooperation partners:
• BIPEA, France, contact@bipea.org
• Vituki, Hungary, mecs@vituki.hu
• HU Hamburg, Germany, karla.ludwig-baxter@hu.hamburg.de
• Quality Consult, Italy, qualityconsult@aqc.it
• SYKE, Finland, proftest@environment.fi
• Kemijski inštitut, Slovenia, info@ki.si
• Parameters: Tributyltin, Triphenyltin
• Report
• Polybrominated diphenylether in surface water
• organised by AQS Baden-Württemberg, Germany, info@aqsbw.de
• cooperation partners:
• BIPEA, France, contact@bipea.org
• Vituki, Hungary, mecs@vituki.hu
• LGC Standards Proficiency Testing, UK, customerservices@lgcpt.com
• Quality Consult, Italy, qualityconsult@aqc.it
• SYKE, Finland, proftest@environment.fi
• Kemijski inštitut, Slovenia, info@ki.si
• Parameters: 2,4,4-Tribromodiphenylether (BDE 28),
  2,2,4,4-Tetrabromodiphenylether (BDE 47),
  2,2,4,4,5-Pentabromodiphenylether (BDE 99),
  2,2,4,4,6-Pentabromodiphenylether (BDE 100),
  2,2,4,4,5,5-Hexabromodiphenylether (BDE 153),
  2,2,4,4,5,6-Hexabromodiphenylether (BDE 154)
• Report
• Short chain chloroparaffins - SCCPs (C10-C13 chloroalkanes) in surface water
• organised by A.G.L.A.E., France,, karine.vidor@association-aglae.fr
• cooperation partners:
• BIPEA, France, contact@bipea.org
• Vituki, Hungary, mecs@vituki.hu
• LGC Standards Proficiency Testing, UK, customerservices@lgcpt.com
• HU Hamburg, Germany, karla.ludwig-baxter@hu.hamburg.de
• Quality Consult, Italy, qualityconsult@aqc.it
• SYKE, Finland, proftest@environment.fi
• Kemijski inštitut, Slovenia, info@ki.si
• Parameters: C₁₀-C₁₃ chloroalkanes
• Report
• Alkylphenols and Bisphenol-A in surface water
• organised by IWW, Germany, u.borchers@iww-online.de
• cooperation partners:
• BIPEA, France, contact@bipea.org
• Vituki, Hungary, mecs@vituki.hu
• LGC Standards Proficiency Testing, UK, customerservices@lgcpt.com
• Quality Consult, Italy, qualityconsult@aqc.it
• SYKE, Finland, proftest@environment.fi
• Kemijski inštitut, Slovenia, info@ki.si
• Parameters: Nonylphenol, Octylphenol, Bisphenol-A
• Current status: evaluation completed, report will be available soon

In 2009 two joint PT rounds were provided

• Volatile organic compounds
• organised by AQS Baden-Württemberg, Germany, info@aqsbw.de
• cooperation partners:
• Vituki, Hungary, mecs@vituki.hu
• LGC Standards Proficiency Testing, UK, customerservices@lgcpt.com
• Quality Consult, Italy, qualityconsult@aqc.it
• SYKE, Finland, proftest@environment.fi
• Kemijski inštitut, Slovenia, info@ki.si
• Parameters: Benzene, 1,2-Dichloroethane, Dichloromethane, Trichloromethane, Carbontetrachloride, Tetrachloroethylene, Trichloroethylene
• Report in English
  Report in German
• Selected pesticides
• organised by IWW, GERMANY, u.borchers@iww-online.de
• cooperation partners:
• Vituki, Hungary, mecs@vituki.hu
• LGC Standards Proficiency Testing, UK, customerservices@lgcpt.com
• Quality Consult, Italy, qualityconsult@aqc.it
• Kemijski inštitut, Slovenia, info@ki.si
• Parameters: Alachlor, Atrazine, Simazine, Chlorfenvinphos, Chlorpyrifos (Chlorpyrifos-ethyl), Aldrin, Dieldrin, Endrin, Isodrin, DDT total, p,p'-DDT, Endosulfan
• Report in English