Name Planned shipping method Start Date  
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 November 2024 Add to cart
Aerobic bacteria in tattoo ink
Article Number: 2010354
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 bacteria (2 samples O/W-emulsion) [KbE/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
Unfortunately, no further booking is possible this year.
Frozen shipping October 2024
Aerobic Bacteria O W-emulsion
Article Number: 2010071
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 spores milk
Parameters (quantitative): aerobic spores [cfu/g], aerobic total count [cfu/g]
Article Number: 2010467
Description: Possible methods for participation, e.g.: Baumgart et al., VDLUFA 7.17.2, ISO 4833
Category: immunological, molecular biological and microbiological testing food and feed milk and cream
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 1
Frozen shipping May 2025 Add to cart
Aerobic spores milk
Article Number: 2010467
May 2026 Add to cart
Aerobic total count drinking water
Parameters (quantitative): aerobic total count 36°C [KbE/ml], aerobic total count 22°C [KbE/ml]
Article Number: 2010656
Description: Possible methods for participation, e.g.: ISO 6222
Category: immunological, molecular biological and microbiological testing Environmental analytics drinking water
Accreditation: This proficiency test is not included in the scope of the accreditation.
risk group 1
Frozen shipping April 2025 Add to cart
Aerobic total count drinking water
Article Number: 2010656
April 2026 Add to cart
Aerobic total count mineral water and table water
Parameters (quantitative): aerobic total count 37°C [KbE/ml], aerobic total count 20°C [KbE/ml]
Article Number: 2010674
Description: Possible methods for participation, e.g.: mineral- and table water regulation
Category: immunological, molecular biological and microbiological testing food and feed mineral water and table water
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 1
Frozen shipping April 2025 Add to cart
Aerobic total count mineral water and table water
Article Number: 2010674
April 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 films, synthetic leather
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 October 2024
Aerobic total count plastic surface
Article Number: 2010191
September 2025 Add to cart
Aerobic total count plastic surface
Article Number: 2010191
September 2026 Add to cart
Aflatoxin M1 in milk powder
Parameters (quantitative): aflatoxin M1 [µg/kg]
Article Number: 2011162
Category: immunological, molecular biological and microbiological testing food and feed milk powder
Accreditation: This proficiency test is not included in the scope of the accreditation.
Frozen shipping October 2025 Add to cart
Aflatoxin M1 in milk powder
Article Number: 2011162
October 2026 Add to cart
Aflatoxins in chocolate
Parameters (quantitative): aflatoxin B1 [µg/kg], aflatoxin B2 [µg/kg], aflatoxin G1 [µg/kg], aflatoxin G2 [µg/kg], total aflatoxin content [µg/kg]
Article Number: 2010247
Category: immunological, molecular biological and microbiological testing food and feed cocoa and chocolate
Accreditation: This proficiency test is not included in the scope of the accreditation.
Frozen shipping September 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.