Proficiency testing catalogue
Name | Planned shipping method | Start Date | ||
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Drinking water - 1,2,4-triazole 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 |
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November 2026 | Add to cart | |
Drinking water - 1,2,4-triazole Article Number: 2011380 |
November 2027 | Add to cart | ||
Drinking water - contaminants 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 |
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November 2026 | Add to cart | |
Drinking water - contaminants Article Number: 2011381 |
November 2027 | Add to cart | ||
Drinking water - pH, conductivity (ISO 10523, ISO 7888) 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 |
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December 2026 | Add to cart | |
Drinking water - pH, conductivity (ISO 10523, ISO 7888) Article Number: 2011379 |
December 2027 | Add to cart | ||
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. |
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December 2026 | Add to cart | |
Microplastic – particle number Article Number: 2010395 |
December 2027 | Add to cart | ||
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] 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 |
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September 2026 | Add to cart | |
PFAS in drinking water Article Number: 2011123 |
September 2027 | Add to cart |
Under certain circumstances, this parameter may not be available in the proficiency test.