Proficiency testing catalogue
| Name | Planned shipping method | Start Date | ||
|---|---|---|---|---|
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Drinking water - cations
Parameters (quantitative): aluminium (Al) [mg/l], boron (B) [mg/l], calcium (Ca) [mg/l], iron (Fe) [mg/l], magnesium (Mg) [mg/l], manganese (Mn) [mg/l], sodium (Na) [mg/l], potassium (K) [mg/l], copper (Cu) [mg/l], lithium (Li) [mg/l], strontium (Sr) [mg/l], barium (Ba) [mg/l] Article Number: 2011528 Description: Possible testing e.g. by EN ISO 11885, EN ISO 15586, EN ISO 12846, EN ISO 17852, EN ISO 14911, EN ISO 17294-2 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
|
December 2027 | Add to cart | |
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Drinking water - cations
Article Number: 2011528 |
December 2028 | Add to cart | ||
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Drinking water - chromium (VI)
Parameters (quantitative): chromium VI (Cr VI) [µg/l] Article Number: 2011531 Description: Possible testing e.g. by EN ISO 18724, EN ISO 18412, EN ISO 23913 Category: chemical-physical testing Environmental analytics drinking water Accreditation: This proficiency test is not included in the scope of the accreditation. New proficiency testing |
 Frozen shipping
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November 2027 | Add to cart | |
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Drinking water - chromium (VI)
Article Number: 2011531 |
November 2028 | Add to cart | ||
|
Drinking water - colour, turbidity
Parameters (quantitative): absorption of light at a wavelength of 436 nm [m^(−1)], absorption of light at a wavelength of 525 nm [m^(−1)], absorption of light at a wavelength of 620 nm [m^(−1)], turbidity [NTU] Article Number: 2011533 Description: Possible testing e.g. by EN ISO 7887, EN ISO 7027-1 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
|
December 2027 | Add to cart | |
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Drinking water - colour, turbidity
Article Number: 2011533 |
December 2028 | 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. |
Refrigerated shipping
|
November 2027 | Add to cart | |
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Drinking water - contaminants
Article Number: 2011381 |
November 2028 | Add to cart | ||
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Drinking water - DOC, TOC
Parameters (quantitative): total organic carbon (TOC) [mg/l], dissolved organic carbon (DOC) [mg/l] Article Number: 2011530 Description: Possible testing e.g. by EN 1484 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 2027 | Add to cart | |
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Drinking water - DOC, TOC
Article Number: 2011530 |
November 2028 | Add to cart | ||
|
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. |
 Shipping at room temperature
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November 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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Drinking water - pH, conductivity (ISO 10523, ISO 7888)
Article Number: 2011379 |
December 2028 | Add to cart | ||
|
Drinking water - trace elements
Parameters (quantitative): antimony (Sb) [µg/l], arsenic (As) [µg/l], lead (Pb) [µg/l], cadmium (Cd) [µg/l], chromium (Cr) [µg/l], cobalt (Co) [µg/l], nickel (Ni) [µg/l], mercury (Hg) [µg/l], selenium (Se) [µg/l], uranium (U) [µg/l], silver (Ag) [µg/l], iron (Fe) [µg/l], molybdenum (Mo) [µg/l], thallium (Tl) [µg/l], vanadium (V) [µg/l], zinc (Zn) [µg/l] Article Number: 2011529 Description: Possible testing e.g. by EN ISO 11885, EN ISO 15586, EN ISO 12846, EN ISO 17852, EN ISO 14911, EN ISO 17294-2 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
|
December 2027 | Add to cart | |
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Drinking water - trace elements
Article Number: 2011529 |
December 2028 | Add to cart | ||
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Drinking water - trifluoroacetic acid
Parameters (quantitative): trifluoroacetic acid (CAS 76-05-1) [µg/l] Article Number: 2011532 Category: chemical-physical testing Environmental analytics drinking water Accreditation: This proficiency test is not included in the scope of the accreditation. New proficiency testing |
Frozen shipping
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November 2027 | Add to cart | |
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Drinking water - trifluoroacetic acid
Article Number: 2011532 |
November 2028 | Add to cart | ||
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Dry bulk density of hardened mortar EN 1015-10
Parameters (quantitative): dry bulk density [kg/m3] Article Number: 2010276 Category: chemical-physical testing material testing mortar for masonry Accreditation: This proficiency test is within the scope of the A2LA accreditation. |
Shipping at room temperature
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December 2026 | Add to cart | |
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Dry potato product
Parameters (quantitative): moisture content [g/100 g], total fat [g/100 g], saturated fatty acids [g/100 g], crude protein (N x 6,25) [g/100 g], ash [g/100 g], carbohydrates [g/100 g], starch [g/100 g], sucrose (anhydrous) [g/100 g], fibre [g/100 g], sodium (Na) [g/100 g] Article Number: 2010388 Category: chemical-physical testing food and feed fruit & vegetables products Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation. |
Shipping at room temperature
|
December 2026 | Add to cart | |
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Dry potato product
Article Number: 2010388 |
December 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.