Name Planned shipping method Start Date  
Acetaldehyde in food simulants
Parameters (quantitative): acetaldehyde (CAS 75-07-0) (water) [µg/l]
Article Number: 2010634
Category: chemical-physical testing consumer goods and packaging plastics, plastic film
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 June 2025
Acetaldehyde in food simulants
Article Number: 2010634
July 2026 Add to cart
Acid, alkali cleaning agent
Parameters (quantitative): pH value [-], acid reserve [g NaOH/100g], alkali reserve [g NaOH/100g]
Article Number: 2010920
Category: chemical-physical testing consumer goods and packaging cleaning agent
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature April 2026 Add to cart
Adhesive - migration of primary aromatic amines
Parameters (quantitative): 2,6-Diamino-toluol (CAS 823-40-5) [µg/kg], 2,4-Diamino-toluol (CAS 95-80-7) [µg/kg], 4,4'-Methylenedianiline (CAS 101-77-9) [µg/kg], 2,4-Diamino-diphenylmethan (CAS 1208-52-2) [µg/kg], 2,2-Diamino-diphenylmethan (CAS 6582-52-1) [µg/kg]
Article Number: 2010925
Category: chemical-physical testing consumer goods and packaging plastics, plastic film
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Frozen shipping June 2026 Add to cart
Aerobic bacteria in tattoo ink
Parameters (quantitative): aerobic total count [cfu/g]
Article Number: 2010354
Description: Possible methods for participation, e.g.: Tattoo product regulation
Category: immunological, molecular biological and microbiological testing consumer goods and packaging tattoo ink
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 1
Frozen shipping October 2025 Add to cart
Aerobic bacteria in tattoo ink
Article Number: 2010354
October 2026 Add to cart
Aerobic Bacteria O W-emulsion
Parameters (quantitative): aerobic total count [cfu/g]
Article Number: 2010071
Description: Possible methods for participation, e.g.: ISO 21149, Pharm.Eur 2.6.12
Category: immunological, molecular biological and microbiological testing consumer goods and packaging cosmetic
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 1
Frozen shipping October 2025 Add to cart
Aerobic Bacteria O W-emulsion
Article Number: 2010071
October 2026 Add to cart
Aerobic bacteria on paper, board (ISO 8784-2)
Parameters (quantitative): aerobic total count
Article Number: 2011304
Description: Possible methods for participation, e.g: ISO 8784-2
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 1
New proficiency testing
Refrigerated shipping November 2025 Add to cart
Aerobic bacteria on paper, board (ISO 8784-2)
Article Number: 2011304
November 2026 Add to cart
Aerobic total count plastic surface
Parameters (quantitative): aerobic total count [cfu/100qcm]
Article Number: 2010191
Description: Possible methods for participation, e.g.: DIN 10113-1, DIN 10113-2, DIN 10113-3
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 1
Refrigerated shipping September 2025 Add to cart
Aerobic total count plastic surface
Article Number: 2010191
September 2026 Add to cart
Anaerobic mesophilic sterility testing tinned food
Parameters (qualitative): anaerobic mesophilic germ load
Article Number: 2010950
Category: immunological, molecular biological and microbiological testing consumer goods and packaging canning, glass
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 2
Frozen shipping September 2025 Add to cart
Anaerobic mesophilic sterility testing tinned food
Parameters (qualitative): anaerobic mesophilic germ load
Article Number: 2010950
September 2026 Add to cart
Antibacterial Activity textiles - AATCC 90
Parameters (qualitative): antibacterial activity S.aureus [mm], antibacterial activity K.pneumoniae [mm]
Article Number: 2011104
Category: immunological, molecular biological and microbiological testing consumer goods and packaging textiles
Accreditation: This proficiency test is within the scope of the A2LA accreditation.
Shipping at room temperature May 2026 Add to cart
Antibacterial Activity textiles - ISO 20743
Parameters (quantitative): antibacterial activity S.aureus [log10 reduction], antibacterial activity K.pneumoniae [log10 reduction]
Article Number: 2010080
Category: immunological, molecular biological and microbiological testing consumer goods and packaging textiles
Accreditation: This proficiency test is within the scope of the A2LA accreditation.
risk group 2
Is currently underway. Can still be booked.
Shipping at room temperature May 2025 Add to cart
Antibacterial Activity textiles - ISO 20743
Article Number: 2010080
May 2026 Add to cart
Antibacterial Parallel Streak textiles - AATCC 147
Parameters (qualitative): antibacterial activity S.aureus, antibacterial activity K.pneumoniae
Article Number: 2010078
Category: immunological, molecular biological and microbiological testing consumer goods and packaging textiles
Accreditation: This proficiency test is within the scope of the A2LA accreditation.
risk group 2
Shipping at room temperature May 2026 Add to cart
Antimicrobial Fabric Test textiles - AATCC 100
Parameters (quantitative): antibacterial activity S.aureus [% reduction], antibacterial activity K.pneumoniae [% reduction]
Article Number: 2010076
Category: immunological, molecular biological and microbiological testing consumer goods and packaging textiles
Accreditation: This proficiency test is within the scope of the A2LA accreditation.
risk group 2
Is currently underway. Can still be booked.
Shipping at room temperature May 2025 Add to cart
Antimicrobial Fabric Test textiles - AATCC 100
Article Number: 2010076
May 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.