Proficiency testing catalogue: environmental analytics
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Marine water - metals Parameters (quantitative): arsenic (As) [µg/l], chromium (Cr) [µg/l], copper (Cu) [µg/l], mercury (Hg) [µg/l], nickel (Ni) [µg/l], zinc (Zn) [µg/l], lead (Pb) [µg/l], cadmium (Cd) [µg/l] Article Number: 2011382 Category: chemical-physical testing Environmental analytics marine 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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December 2026 | Add to cart | |
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Marine water - metals Article Number: 2011382 |
December 2027 | Add to cart | ||
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Microplastic – particle number Parameters (quantitative): particle number [particle number / g] Article Number: 2010395 Description: These are artificial samples that can contain particles and fibres in the range of 200 µm to 600 µm. Category: chemical-physical testing Environmental analytics drinking water Accreditation: This proficiency test is not included in the scope of the accreditation. |
 Refrigerated shipping
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December 2026 | Add to cart | |
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Microplastic – particle number Article Number: 2010395 |
December 2027 | Add to cart | ||
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PFAS in drinking water Parameters (quantitative): total perfluorooctanesulfonic acid (CAS 1763-23-1) [ng/l], total perfluorooctanoic acid (CAS 335-67-1) [ng/l], total perfluorononanoic acid (CAS 375-95-1) [ng/l], total perfluorohexane sulfonic acid (CAS 355-46-4) [ng/l], total perfluorobutanoic acid (CAS 375-22-4) 1 [ng/l], total perfluoropentanoic acid (CAS 2706-90-3) 1 [ng/l], total perfluorohexanoic acid (CAS 307-24-4) 1 [ng/l], total perfluoroheptanoic acid (CAS 375-85-9) 1 [ng/l], total perfluorodecanoic acid (CAS 335-76-2) 1 [ng/l], total perfluorundecanoic acid (CAS 2058-94-8) 1 [ng/l], total perfluorododecanoic acid (CAS 307-55-1) 1 [ng/l], total perfluorotridecanoic acid (CAS 72629-94-8) 1 [ng/l], total perfluorobutane sulfonic acid (CAS 375-73-5) 1 [ng/l], total perfluoropentane sulfonic acid (CAS 2706-91-4) 1 [ng/l], total perfluoroheptane sulfonic acid (CAS 375-92-8) 1 [ng/l], total perfluorononane sulfonic acid (CAS 68259-12-1) 1 [ng/l], total perfluorodecane sulfonic acid (CAS 335-77-3) 1 [ng/l], total perfluoroundecane sulfonic acid (CAS 749786-16-1) 1 [ng/l], total perfluorododecane sulfonic acid (CAS 79780-39-5) 1 [ng/l], total perfluorotridecane sulfonic acid (CAS 791563-89-8) 1 [ng/l] Article Number: 2011123 Description: In each case, the sum of linear and branched isomers of PFOS, PFOA, PFNA and PFHxS is queried. The concentration of per- and polyfluorinated substances (PFAS) is in the ng/kg range. Category: chemical-physical testing Environmental analytics drinking water Accreditation: This proficiency test is not included in the scope of the accreditation. New parameter selection |
 Frozen shipping
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September 2026 | Add to cart | |
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PFAS in drinking water Article Number: 2011123 |
September 2027 | Add to cart | ||
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PFAS in soil Parameters (quantitative): total perfluorooctanesulfonic acid (CAS 1763-23-1) [µg/kg dry matter], total perfluorooctanoic acid (CAS 335-67-1) [µg/kg dry matter], total perfluorononanoic acid (CAS 375-95-1) [µg/kg dry matter], total perfluorohexane sulfonic acid (CAS 355-46-4) [µg/kg dry matter], dry matter 1 [g/100 g] Article Number: 2011127 Description: In each case, the sum of linear and branched isomers of PFOS, PFOA, PFNA and PFHxS is queried. The concentration of per- and polyfluorinated substances (PFAS) is in the µg/kg range. Category: chemical-physical testing Environmental analytics soil Accreditation: This proficiency test is not included in the scope of the accreditation. |
Frozen shipping
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June 2026 | Add to cart | |
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PFAS in soil Article Number: 2011127 |
June 2027 | Add to cart | ||
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Plastic materials - aerobic biodegradability (ISO 14855-2, ASTM D5338-15) Parameters (quantitative): Biodegradation via CO2 [%] Article Number: 2011138 Description: The samples are to be tested for biodegradability at 58°C under aerobic conditions over a period of 45 days. Category: immunological, molecular biological and microbiological testing Environmental analytics biodegradation Accreditation: This proficiency test is not included in the scope of the accreditation. |
Refrigerated shipping
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October 2026 | Add to cart | |
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Plastic materials - aerobic biodegradability (ISO 14855-2, ASTM D5338-15) Article Number: 2011138 |
October 2027 | Add to cart | ||
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Plastic materials - anaerobic biodegradability (ASTM D5511) Parameters (quantitative): Biodegradation via CO2 and CH4 development [%] Article Number: 2011139 Description: The samples should be tested for biodegradability under anaerobic conditions at 37°C (mesophilic conditions) over a period of 30 days. Note: Please contact us if you would like to test the samples at 52°C (thermophilic conditions). Category: immunological, molecular biological and microbiological testing Environmental analytics biodegradation Accreditation: This proficiency test is not included in the scope of the accreditation. |
Refrigerated shipping
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October 2026 | Add to cart | |
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Plastic materials - anaerobic biodegradability (ASTM D5511) Article Number: 2011139 |
October 2027 | Add to cart | ||
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Synthetic waste water - aromatic amines from azo dyes Parameters (quantitative): o-toluidine (CAS 95-53-4) [µg/l], o-anisidine (CAS 90-04-0) [µg/l], o-dianisidine (CAS 119-90-4) [µg/l], 5-nitro-o-toluidine (CAS 99-55-8) [µg/l], o-aminoazotoluene (CAS 97-56-3) [µg/l], 4-chloroaniline (CAS 106-47-8) [µg/l], 3,3'-dichlorobenzidine (CAS 91-94-1) [µg/l], benzidine (CAS 92-87-5) [µg/l], o-tolidine (CAS 119-93-7) [µg/l], 2,4-diaminotoluene (CAS 95-80-7) [µg/l], 2,4-xylidine (CAS 95-68-1) [µg/l], 2,6-xylidine (CAS 87-62-7) [µg/l] Article Number: 2011376 Description: This proficiency testing offers you the opportunity to test your analysis of certain parameters based on the currently published ZDHC Wastewater Guidelines. The analysis shall be carried out by reduction with sodium dithionite and subsequent determination by GC/MS and LC-MS/MS. 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 - aromatic amines from azo dyes Article Number: 2011376 |
June 2027 | Add to cart | ||
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Synthetic waste water - organotin compounds Parameters (quantitative): n-butyltintrichloride (as cation) (CAS 1118-46-3) [µg/l], n-octyltintrichloride (as cation) (CAS 3091-25-6) [µg/l], di-n-butyltindichloride (as cation) (CAS 683-18-1) [µg/l], di-n-octyltindichloride (as cation) (CAS 3542-36-7) [µg/l], tri-n-butyltinchloride (as cation) (CAS 1461-22-9) [µg/l], triphenyltinchloride (as cation) (CAS 639-58-7) [µg/l], tricyclohexyltinchloride (as cation) (CAS 3091-32-5) [µg/l], tetra-n-butyltin (CAS 1461-25-2) [µg/l] Article Number: 2011377 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 17353 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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July 2026 | Add to cart | |
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Synthetic waste water - organotin compounds Article Number: 2011377 |
July 2027 | Add to cart | ||
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Synthetic waste water - PAH Parameters (quantitative): acenaphthene (CAS 83-32-9) [µg/l], acenaphthylene (CAS 208-96-8) [µg/l], anthracene (CAS 120-12-7) [µg/l], benzo[a]anthracene (CAS 56-55-3) [µg/l], benzo[a]pyrene (CAS 50-32-8) [µg/l], benzo[b]fluoranthene (CAS 205-99-2) [µg/l], benzo[e]pyrene (CAS 192-97-2) [µg/l], benzo[ghi]perylene (CAS 191-24-2) [µg/l], benzo[j]fluoranthene (CAS 205-82-3) [µg/l], benzo[k]fluoranthene (CAS 207-08-9) [µg/l], chrysene (CAS 218-01-9) [µg/l], dibenzo[a,h]anthracene (CAS 53-70-3) [µg/l], fluoranthene (CAS 206-44-0) [µg/l], fluorene (CAS 86-73-7) [µg/l], indeno[1,2,3-cd]pyrene (CAS 193-39-5) [µg/l], naphthalene (CAS 91-20-3) [µg/l], phenanthrene (CAS 85-01-8) [µg/l], pyrene (CAS 129-00-0) [µg/l] Article Number: 2011370 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 DIN 38407-39 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 - PAH Article Number: 2011370 |
June 2027 | Add to cart | ||
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Synthetic waste water - PCB Parameters (quantitative): PCB 28 (CAS 7012-37-5) [µg/l], PCB 52 (CAS 35693-99-3) [µg/l], PCB 101 (CAS 37680-73-2) [µg/l], PCB 118 (CAS 31508-00-6) [µg/l], PCB 138 (CAS 35065-28-2) [µg/l], PCB 153 (CAS 35065-27-1) [µg/l], PCB 180 (CAS 35065-29-3) [µg/l] Article Number: 2011371 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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June 2026 | Add to cart | |
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Synthetic waste water - PCB Article Number: 2011371 |
June 2027 | Add to cart | ||
1
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.