Proficiency testing catalogue: environmental analytics
Name | Planned shipping method | Start Date | ||
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Elution of solids - percolation method (DIN 19528) Parameters (quantitative): chromium [µg/l], molybdenum [µg/l], Vanadium [µg/l], sulphate [mg/l], PAH16 [µg/l] Article Number: 2011277 Description: The percolation should be carried out using the detailed method according to DIN 19528. The individual values of the eluates and the calculated 2:1 column percolate value are queried. Category: chemical-physical testing Environmental analytics soil Accreditation: This proficiency test is not included in the scope of the accreditation. New proficiency testing |
Shipping at room temperature | October 2025 | Add to cart | |
Elution of solids - percolation method (DIN 19528) Article Number: 2011277 |
October 2026 | Add to cart | ||
Hydrocarbons in soil (ISO 16703) Parameters (quantitative): total petroleum hydrocarbons (TPH) from C₁₀ to C₄₀ [mg/kg] Article Number: 2011278 Category: chemical-physical testing Environmental analytics soil Accreditation: This proficiency test is not included in the scope of the accreditation. New proficiency testing |
Shipping at room temperature | December 2025 | Add to cart | |
Hydrocarbons in soil (ISO 16703) Article Number: 2011278 |
December 2026 | 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. |
Refrigerated shipping | December 2025 | Add to cart | |
Microplastic – particle number Article Number: 2010395 |
December 2026 | Add to cart | ||
perfluorinated compounds in mineral 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 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. Is currently underway. Can still be booked. |
Frozen shipping | November 2024 | Add to cart | |
PFAS in drinking water Article Number: 2011123 |
September 2025 | Add to cart | ||
PFAS in drinking water Article Number: 2011123 |
September 2026 | Add to cart | ||
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] 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 | June 2025 | Add to cart | |
PFAS in soil Article Number: 2011127 |
June 2026 | Add to cart |
Unter Umständen kann es vorkommen, dass dieser Parameter im Ringversuch nicht zur Verfügung steht.