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.
Frozen shipping July 2025 Add to cart
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 2025 Add to cart
Acid, alkali cleaning agent
Article Number: 2010920
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 2025 Add to cart
Adhesive - migration of primary aromatic amines
Article Number: 2010925
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 5.1.3
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 2025 Add to cart
Antibacterial Activity textiles - AATCC 90
Parameters (qualitative): antibacterial activity S.aureus [mm], antibacterial activity K.pneumoniae [mm]
Article Number: 2011104
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
Shipping at room temperature May 2025 Add to cart
Antibacterial Activity textiles - ISO 20743
Article Number: 2010080
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.