Proficiency testing catalogue: environmental analytics
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Drinking water - 1,2,4-triazole
Parameters (quantitative): 1,2,4-triazole (CAS 288-88-0) [µg/l] Article Number: 2011380 Category: chemical-physical testing Environmental analytics drinking water Accreditation: This proficiency test is not included in the scope of the accreditation. New proficiency testing |
 Refrigerated shipping
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November 2026 | Add to cart | |
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Drinking water - 1,2,4-triazole
Article Number: 2011380 |
November 2027 | Add to cart | ||
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Drinking water - contaminants
Parameters (quantitative): bisphenol A (CAS 80-05-7) [µg/l], epichlorhydrin (CAS 106-89-8) [µg/l], acrylamide (CAS 79-06-1) [µg/l] Article Number: 2011381 Category: chemical-physical testing Environmental analytics drinking water Accreditation: This proficiency test is not included in the scope of the accreditation. New proficiency testing |
Refrigerated shipping
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November 2026 | Add to cart | |
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Drinking water - contaminants
Article Number: 2011381 |
November 2027 | Add to cart | ||
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Drinking water - pH, conductivity (ISO 10523, ISO 7888)
Parameters (quantitative): pH value [-], electrical conductivity [mS/m] Article Number: 2011379 Category: chemical-physical testing Environmental analytics drinking 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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Drinking water - pH, conductivity (ISO 10523, ISO 7888)
Article Number: 2011379 |
December 2027 | Add to cart | ||
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Enumeration of somatic coliphages in water (ISO 10705-2)
Parameters (quantitative): somatic coliphages [pfu/100 ml] Article Number: 2011346 Description: Water quality Quantitative analysis for bacteriophages Category: immunological, molecular biological and microbiological testing Environmental analytics drinking water Accreditation: This proficiency test is not included in the scope of the accreditation. risk group 1 New proficiency testing |
 Frozen shipping
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November 2026 | Add to cart | |
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Enumeration of somatic coliphages in water (ISO 10705-2)
Article Number: 2011346 |
November 2027 | Add to cart | ||
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Marine water - chlorite, chlorate
Parameters (quantitative): chlorite [µg/l], chlorate [µg/l] Article Number: 2011383 Description: Possible testing e.g. by EPA 300.1 Category: chemical-physical testing Environmental analytics marine water Accreditation: This proficiency test is not included in the scope of the accreditation. New proficiency testing |
Frozen shipping
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December 2026 | Add to cart | |
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Marine water - chlorite, chlorate
Article Number: 2011383 |
December 2027 | Add to cart | ||
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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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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. Possible testing e.g. by ISO 14362-1, ISO 14362-3, 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 |
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, 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 |
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.