Name Planned shipping method Start Date  
Paper, cardboard - total chlorine and organically bound chlorine (ISO 11480)
Parameters (quantitative): total chlorine [mg/kg], organically bound chlorine [mg/kg]
Article Number: 2011011
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 July 2026 Add to cart
Paper, cardboard - total chlorine and organically bound chlorine (ISO 11480)
Article Number: 2011011
July 2027 Add to cart
Particle density and water absorption EN 1097-6
Article Number: 2010579
Category: chemical-physical testing material testing aggregates
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature November 2025 Add to cart
Particle density and water absorption EN 1097-6
Article Number: 2010579
November 2026 Add to cart
Particle density and water absorption EN 1097-6
Article Number: 2010579
November 2027 Add to cart
Particle shape - Shape index EN 933-4
Article Number: 2010613
Category: physical mechanical testing material testing aggregates
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature December 2025 Add to cart
Particle shape - Shape index EN 933-4
Article Number: 2010613
December 2026 Add to cart
Particle shape - Shape index EN 933-4
Article Number: 2010613
December 2027 Add to cart
Particle size distribution - Sieving method EN 933-1
Parameters (quantitative): percentage passage [%]
Article Number: 2010611
Category: physical mechanical testing material testing aggregates
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature December 2025 Add to cart
Particle size distribution - Sieving method EN 933-1
Article Number: 2010611
December 2026 Add to cart
Particle size distribution - Sieving method EN 933-1
Article Number: 2010611
December 2027 Add to cart
Particle size distribution (by sieve analysis) EN 1015-1
Article Number: 2010599
Category: physical mechanical testing material testing mortar for masonry
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature December 2025 Add to cart
Pastries
Parameters (quantitative): total fat [g/100 g], crude protein (N x 6,25) [g/100 g], dry matter [g/100 g], ash [g/100 g], milk fat [g/100 g], sucrose (anhydrous) [g/100 g], starch [g/100 g], propionic acid [mg/kg]
Article Number: 2010069
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.
Unfortunately, no further booking is possible this year.
Frozen shipping November 2025
Pastries
Article Number: 2010069
November 2026 Add to cart
Pastries
Article Number: 2010069
November 2027 Add to cart
Peanut butter
Parameters (quantitative): dry matter [g/100 g], ash [g/100 g], total fat [g/100 g], crude protein (N x 6,25) [g/100 g], pH value [g/100 g], sodium chloride [g/100 g], total sugar (anhydrous) [g/100 g], fibre [g/100 g]
Article Number: 2011087
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.
Refrigerated shipping December 2026 Add to cart
Peanut butter
Article Number: 2011087
December 2027 Add to cart
Performance testing solid culture media – productivity (EN ISO 11133)
Parameters (quantitative): productivity [cfu]
Article Number: 2011336
Description: Productivity test according to DIN EN ISO 11133 or EN ISO 11133 on tryptic soy agar (TSA). As part of the proficiency test, participants are sent certified reference material in the form of the test organism and ready-to-use culture media plates to be tested. The productivity test is to be carried out as a triple determination.
Category: immunological, molecular biological and microbiological testing food and feed Performance testing culture media
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 1
Unfortunately, no further booking is possible this year.
Refrigerated shipping November 2025
Performance testing solid culture media – productivity (EN ISO 11133)
Article Number: 2011336
September 2026 Add to cart
Performance testing solid culture media – productivity (EN ISO 11133)
Article Number: 2011336
September 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.