Name Planned shipping method Start Date  
Acrylamide in potato products
Parameters (quantitative): acrylamide (CAS 79-06-1) [µg/kg]
Article Number: 2011097
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.
Frozen shipping December 2025 Add to cart
Acrylamide in potato products
Article Number: 2011097
December 2026 Add to cart
Alternaria toxins in tomato products
Parameters (quantitative): alternariol (AOH) (CAS 641-38-3) [µg/kg], alternariol monomethyl ether (AME) (CAS 23452-05-3) [µg/kg], tenuazonic acid (TEA) (CAS 610-88-8) [µg/kg], tentoxin (TEN) (CAS 28540-82-1) [µg/kg]
Article Number: 2011093
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.
Frozen shipping November 2025 Add to cart
Alternaria toxins in tomato products
Article Number: 2011093
November 2026 Add to cart
Bisphenol A in tomato products
Parameters (quantitative): bisphenol A (CAS 80-05-7) [µg/kg]
Article Number: 2011282
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.
New proficiency testing
Frozen shipping July 2025 Add to cart
Bisphenol A in tomato products
Article Number: 2011282
July 2026 Add to cart
dried fruits
Parameters (quantitative): sulphur dioxide (SO2) [mg/kg], moisture content [g/100 g], total fat [g/100 g], glucose (anhydrous) 1 [g/100 g], fructose (anhydrous) 1 [g/100 g], sucrose (anhydrous) 1 [g/100 g], total sugar (anhydrous) 1 [g/100 g], fibre 1 [g/100 g]
Article Number: 2010386
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.
Is currently underway. Can still be booked.
Frozen shipping November 2024 Add to cart
Dried fruits
Article Number: 2010386
December 2025 Add to cart
Dried fruits
Article Number: 2010386
December 2026 Add to cart
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 2025 Add to cart
Dry potato product
Article Number: 2010388
December 2026 Add to cart
Fruit preparation
Parameters (quantitative): brix value [°brix], pH value [-], total acid (pH 8.1) calculated as citric acid (anhydrous) [g/kg], L-malic acid [g/kg], ash [g/kg], phosphorus (P) [g/kg], potassium (K) [mg/100 g]
Article Number: 2010053
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.
Frozen shipping September 2025 Add to cart
Fruit preparation
Article Number: 2010053
September 2026 Add to cart
Hot sauce
Parameters (quantitative): capsaicin [ppm], dihydrocapsaicin [ppm], nordihydrocapsaicin [ppm], total capsaicinoids [ppm]
Article Number: 2010704
Category: chemical-physical testing food and feed fruit & vegetables products
Accreditation: This proficiency test is not included in the scope of the accreditation.
Frozen shipping June 2025 Add to cart
Hot sauce
Article Number: 2010704
June 2026 Add to cart
Listeria vegetables qualitative
Parameters (qualitative): L. monocytogenes qualitative
Article Number: 2010487
Description: Possible methods for participation, e.g.: ISO 11290-1, §64LFGB L00.00-32
Category: immunological, molecular biological and microbiological testing food and feed fruit & vegetables products
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 2
Frozen shipping August 2025 Add to cart
Listeria vegetables qualitative
Parameters (qualitative): L. monocytogenes qualitative
Article Number: 2010487
August 2026 Add to cart
Listeria vegetables quantitative
Parameters (quantitative): L. monocytogenes [cfu/g], aerobic total count [cfu/g]
Article Number: 2010489
Description: Possible methods for participation, e.g.: ISO 11290-2, §64 LFGB L00.00-22
Category: immunological, molecular biological and microbiological testing food and feed fruit & vegetables products
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 2
Frozen shipping August 2025 Add to cart
Listeria vegetables quantitative
Article Number: 2010489
August 2026 Add to cart
Moulds dates
Parameters (quantitative): moulds [cfu/g], aerobic total count [cfu/g]
Article Number: 2010565
Category: immunological, molecular biological and microbiological testing food and feed fruit & vegetables products
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 1
Frozen shipping April 2025 Add to cart
1 Parameter mit dieser Kennzeichnung sind abhangig von der Teilnehmerzahl und/oder der Materialauswahl.
Unter Umständen kann es vorkommen, dass dieser Parameter im Ringversuch nicht zur Verfügung steht.