Name Planned shipping method Start Date  
Listeria milk powder 2
Parameters (qualitative): L. monocytogenes qualitative
Parameters (quantitative): L. monocytogenes [cfu/g], aerobic total count [cfu/g]
Article Number: 2010153
Description: Possible methods for participation, e.g.: ISO 11290-1, §64LFGB L00.00-32, ISO 11290-2; §64 LFGB L00.00-22
Category: immunological, molecular biological and microbiological testing food and feed milk powder
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 2
Frozen shipping August 2026 Add to cart
Listeria spp. in animal feed
Parameters (qualitative): Listeria spp qualitative
Article Number: 2011306
Description: Possible methods for participation, e.g: ISO 11290-1, §64LFGB L00.00-3
Category: immunological, molecular biological and microbiological testing food and feed animal feed
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 2
New proficiency testing
Frozen shipping December 2025 Add to cart
Listeria spp. in animal feed
Parameters (qualitative): Listeria spp qualitative
Article Number: 2011306
December 2026 Add to cart
Listeria spp. plastic surface
Parameters (quantitative): Listeria spp. [cfu/100qcm]
Article Number: 2011300
Description: Possible methods for participation, e.g: DIN 10113-1, DIN 10113-2,...
Category: immunological, molecular biological and microbiological testing consumer goods and packaging plastic surface
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 2
New proficiency testing
Refrigerated shipping September 2025 Add to cart
Listeria spp. plastic surface
Article Number: 2011300
September 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
Long term water absorption by immersion (2A) ISO 16535
Parameters (quantitative): water absorption Wlt [%]
Article Number: 2011188
Category: chemical-physical testing material testing thermal insulating material
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature December 2025 Add to cart
Long term water absorption by immersion (2A) ISO 16535
Article Number: 2011188
December 2026 Add to cart
Loose bulk density and voids EN 1097-3
Parameters (quantitative): loose bulk density δb [Mg/m3], voids υ [%]
Article Number: 2010575
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
Loose bulk density and voids EN 1097-3
Article Number: 2010575
November 2026 Add to cart
Loss of ignition of cement EN 196-2
Parameters (quantitative): loss on ignition [%]
Article Number: 2010268
Category: chemical-physical testing material testing cement
Accreditation: This proficiency test is within the scope of the A2LA accreditation.
Shipping at room temperature November 2025 Add to cart
Loss of ignition of cement EN 196-2
Article Number: 2010268
November 2026 Add to cart
Mar Resistance of Surfaces PV 3974
Parameters (quantitative): relative change in gloss level [%]
Article Number: 2010699
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 plastics (thermoplastics)
Accreditation: This proficiency test is not included in the scope of the accreditation.
Is currently underway. Can still be booked.
Shipping at room temperature April 2025 Add to cart
Mar Resistance of Surfaces PV 3974
Article Number: 2010699
April 2026 Add to cart
Mass per unit area of fibre materials EN 12127 ISO 3801
Parameters (quantitative): Mass per unit area [g/m²]
Article Number: 2010733
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
Mass per unit area of fibre materials EN 12127 ISO 3801
Article Number: 2010733
May 2026 Add to cart
Materials in contact with drinking water - leachable organic substances (EN 15768)
Parameters (qualitative): identification of various leachable organic substances
Parameters (quantitative): semi-quantification of the identified leachable organic substances [μg/l]
Article Number: 2011261
Description: A spiked water is to be analysed for leachable organic substances in accordance with EN 15768. A blank sample is provided in the PT. Both the semi-quantitative concentration estimation and the identification of the detected substances are part of the PT.
Category: chemical-physical testing consumer goods and packaging plastics, plastic film
Accreditation: This proficiency test is not included in the scope of the accreditation.
New proficiency testing
Refrigerated 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.