Name Planned shipping method Start Date  
PAHs in animal and vegetable fats and oils
Parameters (quantitative): benzo[a]pyrene (CAS 50-32-8) [µg/kg], benzo[a]anthracene (CAS 56-55-3) [µg/kg], chrysene (CAS 218-01-9) [µg/kg], benzo[b]fluoranthene (CAS 205-99-2) [µg/kg], sum of PAHs [µg/kg]
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 fats, oils and oilseeds
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
New parameter selection
Refrigerated shipping October 2026 Add to cart
PAHs in grain
Parameters (quantitative): benzo[a]pyrene (CAS 50-32-8) [µg/kg], benzo[a]anthracene (CAS 56-55-3) [µg/kg], chrysene (CAS 218-01-9) [µg/kg], benzo[b]fluoranthene (CAS 205-99-2) [µg/kg], sum of PAHs [µg/kg]
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 parameter selection
Frozen shipping September 2025 Add to cart
PAHs in grain
Article Number: 2011214
September 2026 Add to cart
PAHs in herbs and spices
Parameters (quantitative): benzo[a]pyrene (CAS 50-32-8) [µg/kg], benzo[a]anthracene (CAS 56-55-3) [µg/kg], benzo[b]fluoranthene (CAS 205-99-2) [µg/kg], chrysene (CAS 218-01-9) [µg/kg], sum PAK [µg/kg]
Article Number: 2011160
Category: chemical-physical testing food and feed food matrices (other)
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
New parameter selection
Refrigerated shipping May 2026 Add to cart
Paper - transition of antimicrobial components (EN 1104)
Parameters (qualitative): antibacterial effect Bacillus subtilis [mm], antimycotic effect Aspergillus niger [mm]
Article Number: 2010279
Category: immunological, molecular biological and microbiological testing consumer goods and packaging paper and board
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 2
Shipping at room temperature November 2025 Add to cart
Paper - transition of antimicrobial components (EN 1104)
Parameters (qualitative): antibacterial effect Bacillus subtilis [mm], antimycotic effect Aspergillus niger [mm]
Article Number: 2010279
November 2026 Add to cart
Paper and board - Air permeance (Bendtsen) ISO 5636-3
Article Number: 2011026
Category: chemical-physical testing material testing paper and board
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature October 2025 Add to cart
Paper and board - Air permeance (Bendtsen) ISO 5636-3
Article Number: 2011026
October 2026 Add to cart
Paper and board - Air permeance (Gurley) ISO 5636-5
Article Number: 2011027
Category: chemical-physical testing material testing paper and board
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature October 2025 Add to cart
Paper and board - Air permeance (Gurley) ISO 5636-5
Article Number: 2011027
October 2026 Add to cart
Paper and board - Grammage ISO 536
Parameters (quantitative): mass per unit area [g/m²]
Article Number: 2011028
Category: chemical-physical testing material testing paper and board
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature October 2025 Add to cart
Paper and board - Grammage ISO 536
Article Number: 2011028
October 2026 Add to cart
Paper and board - Thickness, density, specific volume ISO 534
Article Number: 2011029
Category: physical mechanical testing material testing paper and board
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature October 2025 Add to cart
Paper and board - Thickness, density, specific volume ISO 534
Article Number: 2011029
October 2026 Add to cart
Paper and board - Water absorptiveness (Cobb) ISO 535
Article Number: 2011025
Category: chemical-physical testing material testing paper and board
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature October 2025 Add to cart
Paper and board - Water absorptiveness (Cobb) ISO 535
Article Number: 2011025
October 2026 Add to cart
Paper, board - mercury in aqueous extract (EN 12497)
Parameters (quantitative): mercury (Hg) [µg/l]
Article Number: 2011149
Description: Possible testing e.g. by EN 12497
Category: chemical-physical testing consumer goods and packaging paper and board
Accreditation: This proficiency test is not included in the scope of the accreditation.
Refrigerated shipping November 2025 Add to cart
Paper, board - mercury in aqueous extract (EN 12497)
Article Number: 2011149
November 2026 Add to cart
Paper, board - pH value (ISO 6588-1, ISO 6588-2)
Parameters (quantitative): pH value (cold extraction) [-], pH value (hot extraction) [-]
Article Number: 2010640
Category: chemical-physical testing consumer goods and packaging paper and board
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Shipping at room temperature November 2025 Add to cart
Paper, board - pH value (ISO 6588-1, ISO 6588-2)
Article Number: 2010640
November 2026 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.