Please note our new proficiency testing schemes.


Name Planned shipping method Start Date  
Oil repellency ISO 14419
Parameters: Oil repellency [grade]
Article Number: 2010092
Category: chemical-physical testing material testing textiles
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Shipping at room temperature May 2025 Add to cart
orange juice 1
Parameters: Total Carotenoid + Fraktion I: Carotene + Fraktion II: Cryptoxanthin Ester + Fraktion III: Xanthophyll Ester
Article Number: 2010398
Category: chemical-physical testing food and feed nonalcoholic beverages
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Frozen shipping August 2025 Add to cart
orange juice 2
Parameters: limonin
Article Number: 2011019
Category: chemical-physical testing food and feed nonalcoholic beverages
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Frozen shipping August 2024 Add to cart
orange juice 2
Parameters: limonin
Article Number: 2011019
Category: chemical-physical testing food and feed nonalcoholic beverages
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Frozen shipping August 2025 Add to cart
organic acids
Parameters: citric acid, formic acid, amidosulfonic acid
Article Number: 2010914
Category: chemical-physical testing consumer goods and packaging cleaning agent
Accreditation: This proficiency test is not included in the scope of the accreditation.
Frozen shipping October 2024 Add to cart
organic acids
Parameters: citric acid, formic acid, amidosulfonic acid
Article Number: 2010914
Category: chemical-physical testing consumer goods and packaging cleaning agent
Accreditation: This proficiency test is not included in the scope of the accreditation.
Frozen shipping October 2025 Add to cart
osmophilic moulds sugar solution
Parameters: osmophilic moulds, total count quantitative (2 samples sugar solution)
Article Number: 2010538
Category: microbiological testing microbiology fruit & vegetables products
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 1
Frozen shipping September 2024 Add to cart
osmophilic moulds sugar solution
Parameters: osmophilic moulds, total count quantitative (2 samples sugar solution)
Article Number: 2010538
Category: microbiological testing microbiology 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
osmophilic yeasts sugar solution
Parameters: osmophilic yeasts, total count quantitative (2 samples sugar solution)
Article Number: 2010536
Category: microbiological testing microbiology fruit & vegetables products
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 1
Frozen shipping September 2024 Add to cart
osmophilic yeasts sugar solution
Parameters: osmophilic yeasts, total count quantitative (2 samples sugar solution)
Article Number: 2010536
Category: microbiological testing microbiology 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
oxidzing agent
Parameters: sodium hypochlorite, hydrogen peroxide, percarbonate
Article Number: 2010916
Category: chemical-physical testing consumer goods and packaging cleaning agent
Accreditation: This proficiency test is not included in the scope of the accreditation.
Refrigerated shipping October 2024 Add to cart
oxidzing agent
Parameters: sodium hypochlorite, hydrogen peroxide, percarbonate
Article Number: 2010916
Category: chemical-physical testing consumer goods and packaging cleaning agent
Accreditation: This proficiency test is not included in the scope of the accreditation.
Refrigerated shipping October 2025 Add to cart
Ozone Resistance and Permanent Deformation PV 3305
Parameters: Ozone Resistance [Evaluation class], permanent Deformation [%]
Article Number: 2010671
Description: This Proficiency Test is part of the certification program at Volkswagen, independently of this, participation is possible for every laboratory.
Category: physical mechanical testing material testing rubber & TPE
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature September 2024 Add to cart
Ozone Resistance and Permanent Deformation PV 3305
Parameters: Ozone Resistance [Evaluation class], permanent Deformation [%]
Article Number: 2010671
Description: This Proficiency Test is part of the certification program at Volkswagen, independently of this, participation is possible for every laboratory.
Category: physical mechanical testing material testing rubber & TPE
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature May 2025 Add to cart
PAHs in animal and vegetable fats and oils
Parameters: CAS 91-20-3 (naphthalene), CAS 120-12-7 (anthracene), CAS 56-55-3 (benzo(a)anthracene), CAS 218-01-9 (chrysene), CAS 205-99-2 (benzo(b)fluoranthene), CAS 207-08-9 (benzo(k)fluoranthene), CAS 205-82-3 (benzo(j)fluoranthene), CAS 192-97-2 (benzo(e)pyrene), CAS 50-70-3 (benzo(a)pyrene), CAS 53-70-3 (dibenz(ah)anthracene) (at least 5 of the parameters quantitative)
Article Number: 2010157
Description: A PAH concentration in the samples of approximately 0,1-5 µg/kg per PAH is to be expected.
Category: chemical-physical testing food and feed other food matrices
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Refrigerated shipping October 2024 Add to cart
PAHs in animal and vegetable fats and oils
Parameters: CAS 91-20-3 (naphthalene), CAS 120-12-7 (anthracene), CAS 56-55-3 (benzo(a)anthracene), CAS 218-01-9 (chrysene), CAS 205-99-2 (benzo(b)fluoranthene), CAS 207-08-9 (benzo(k)fluoranthene), CAS 205-82-3 (benzo(j)fluoranthene), CAS 192-97-2 (benzo(e)pyrene), CAS 50-70-3 (benzo(a)pyrene), CAS 53-70-3 (dibenz(ah)anthracene) (at least 5 of the parameters quantitative)
Article Number: 2010157
Description: A PAH concentration in the samples of approximately 0,1-5 µg/kg per PAH is to be expected.
Category: chemical-physical testing food and feed other food matrices
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Refrigerated shipping October 2025 Add to cart
PAHs in grain
Parameters: CAS 91-20-3 (naphthalene), CAS 120-12-7 (anthracene), CAS 56-55-3 (benzo(a)anthracene), CAS 218-01-9 (chrysene), CAS 205-99-2 (benzo(b)fluoranthene), CAS 207-08-9 (benzo(k)fluoranthene), CAS 205-82-3 (benzo(j)fluoranthene), CAS 192-97-2 (benzo(e)pyrene), CAS 50-70-3 (benzo(a)pyrene), CAS 53-70-3 (dibenz(ah)anthracene) (at least 5 of the parameters quantitative)
Article Number: 2011214
Description: A PAH concentration in the samples of approximately 0,2-35 µg/kg per PAH is to be expected.
Category: chemical-physical testing food and feed cereals, cereal products
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
New proficiency testing
Frozen shipping September 2024 Add to cart
PAHs in grain
Parameters: CAS 91-20-3 (naphthalene), CAS 120-12-7 (anthracene), CAS 56-55-3 (benzo(a)anthracene), CAS 218-01-9 (chrysene), CAS 205-99-2 (benzo(b)fluoranthene), CAS 207-08-9 (benzo(k)fluoranthene), CAS 205-82-3 (benzo(j)fluoranthene), CAS 192-97-2 (benzo(e)pyrene), CAS 50-70-3 (benzo(a)pyrene), CAS 53-70-3 (dibenz(ah)anthracene) (at least 5 of the parameters quantitative)
Article Number: 2011214
Description: A PAH concentration in the samples of approximately 0,2-35 µg/kg per PAH is to be expected.
Category: chemical-physical testing food and feed cereals, cereal products
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
New proficiency testing
Frozen shipping September 2025 Add to cart
PAHs in herbs and spices
Parameters: CAS 91-20-3 (naphthalene), CAS 120-12-7 (anthracene), CAS 56-55-3 (benzo(a)anthracene), CAS 218-01-9 (chrysene), CAS 205-99-2 (benzo(b)fluoranthene), CAS 207-08-9 (benzo(k)fluoranthene), CAS 205-82-3 (benzo(j)fluoranthene), CAS 192-97-2 (benzo(e)pyrene), CAS 50-70-3 (benzo(a)pyrene), CAS 53-70-3 (dibenz(ah)anthracene) (at least 5 of the parameters quantitative)
Article Number: 2011160
Category: chemical-physical testing food and feed other food matrices
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
New proficiency testing
Frozen shipping October 2024 Add to cart
PAHs in herbs and spices
Parameters: CAS 91-20-3 (naphthalene), CAS 120-12-7 (anthracene), CAS 56-55-3 (benzo(a)anthracene), CAS 218-01-9 (chrysene), CAS 205-99-2 (benzo(b)fluoranthene), CAS 207-08-9 (benzo(k)fluoranthene), CAS 205-82-3 (benzo(j)fluoranthene), CAS 192-97-2 (benzo(e)pyrene), CAS 50-70-3 (benzo(a)pyrene), CAS 53-70-3 (dibenz(ah)anthracene) (at least 5 of the parameters quantitative)
Article Number: 2011160
Category: chemical-physical testing food and feed other food matrices
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
New proficiency testing
Frozen shipping May 2025 Add to cart