Proficiency testing catalogue: environmental analytics
| Name | Planned shipping method | Start Date | ||
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Synthetic waste water - phthalates
Parameters (quantitative): DMEP (CAS 117-82-8) [µg/l], BBP (CAS 85-68-7) [µg/l], DCHP (CAS 84-61-7) [µg/l], DIDP (CAS 26761-40-0) [µg/l], DIOP (CAS 27554-26-3) [µg/l], DIBP (CAS 84-69-5) [µg/l], DINP (CAS 28553-12-0) [µg/l], DHEXP (CAS 84-75-3) [µg/l], DNOP (CAS 117-84-0) [µg/l], DPP (CAS 131-18-0) [µg/l], DPRP (CAS 131-16-8) [µg/l], DEHP (CAS 117-81-7) [µg/l], DBP (CAS 84-74-2) [µg/l], DEP (CAS 84-66-2) [µg/l], DIPP (CAS 605-50-5) [µg/l], DNP (CAS 84-76-4) [µg/l] Article Number: 2011378 Description: This proficiency testing offers you the opportunity to test your analysis of certain parameters based on the currently published ZDHC Wastewater Guidelines. Possible testing e.g. by ISO 18856,US EPA 8270E Category: chemical-physical testing Environmental analytics surface- and waste water (bath water) Accreditation: This proficiency test is not included in the scope of the accreditation. New proficiency testing |
 Shipping at room temperature
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July 2027 | Add to cart | |
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Synthetic waste water - VOC
Parameters (quantitative): benzene (CAS 71-43-2) [µg/l], o-cresol (CAS 95-48-7) [µg/l], m-cresol (CAS 108-39-4) [µg/l], p-cresol (CAS 106-44-5) [µg/l], toluene (CAS 108-88-3) [µg/l], xylene (CAS 1330-20-7) [µg/l] Article Number: 2011369 Description: This proficiency testing offers you the opportunity to test your analysis of certain parameters based on the currently published ZDHC Wastewater Guidelines. Possible testing e.g. by ISO 11423-1, US EPA 8270, US EPA 8260D Category: chemical-physical testing Environmental analytics surface- and waste water (bath water) Accreditation: This proficiency test is not included in the scope of the accreditation. New proficiency testing |
 Refrigerated shipping
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June 2026 | Add to cart | |
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Synthetic waste water - VOC
Article Number: 2011369 |
June 2027 | Add to cart | ||
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Zahn-Wellens, EMPA test (ISO 9888, OECD 302B)
Parameters (quantitative): Final degree of degradation [%], Biodegradation t = 3 h [%], Biodegradation t = 1 d [%], Biodegradation t = 3 d [%], Biodegradation t = 7 d [%], Biodegradation t = 10 d [%], Biodegradation t = 14 d [%], Biodegradation t = 17 d [%], Biodegradation t = 23 d [%], Biodegradation t = 28 d [%] Article Number: 2011137 Description: The samples should be tested for biodegradability at 20-25°C over a period of 28 days. The DOC value of the samples must be determined in a preliminary test. Category: immunological, molecular biological and microbiological testing Environmental analytics biodegradation Accreditation: This proficiency test is not included in the scope of the accreditation. |
Shipping at room temperature
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September 2026 | Add to cart | |
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Zahn-Wellens, EMPA test (ISO 9888, OECD 302B)
Article Number: 2011137 |
September 2027 | Add to cart | ||
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Parameters with this label depend on the number of participants and/or the choice of materials.
Under certain circumstances, this parameter may not be available in the proficiency test.
Under certain circumstances, this parameter may not be available in the proficiency test.