Name Planned shipping method Start Date  
Enterobacteriaceae in egg products
Parameters (quantitative): Enterobacteriaceae [cfu/g], aerobic total count [cfu/g]
Article Number: 2010495
Description: Possible methods for participation, e.g.: ISO 21528-2, §64 LFGB 00.00-133/2, ISO 4833, §35 LMBG 00.00-88
Category: immunological, molecular biological and microbiological testing food and feed egg products
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 1
Frozen shipping December 2025 Add to cart
Enterobacteriaceae in egg products
Article Number: 2010495
December 2026 Add to cart
Enterobacteriaceae infant formula (powder) qualitative
Parameters (qualitative): Enterobacteriaceae
Article Number: 2010273
Category: immunological, molecular biological and microbiological testing food and feed infant formula
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 1
Frozen shipping August 2025 Add to cart
Enterobacteriaceae infant formula (powder) qualitative
Parameters (qualitative): Enterobacteriaceae
Article Number: 2010273
August 2026 Add to cart
Enterobacteriaceae milk powder
Parameters (quantitative): Enterobacteriaceae [cfu/g], aerobic total count [cfu/g]
Article Number: 2010477
Description: Possible methods for participation, e.g.: ISO 21528-2, §64 LFGB 00.00-133/2, ISO 4833, §35 LMBG 00.00-88
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 1
Frozen shipping January 2026 Add to cart
Enterobacteriaceae plastic surface
Parameters (quantitative): Enterobacteriaceae [cfu/100qcm]
Article Number: 2011299
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 1
New proficiency testing
Refrigerated shipping September 2025 Add to cart
Enterobacteriaceae plastic surface
Article Number: 2011299
September 2026 Add to cart
Enterobacteriaceae toys containing aqueous media
Parameters (quantitative): Enterobacteriaceae [cfu/g]
Article Number: 2011303
Description: Possible methods for participation, e.g: ISO 8124, Pharm.Eur. 2.6.13; NB_Toys protocol, prEN 71-20
Category: immunological, molecular biological and microbiological testing consumer goods and packaging toys
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 1
New proficiency testing
Frozen shipping July 2025 Add to cart
Enterobacteriaceae toys containing aqueous media
Article Number: 2011303
July 2026 Add to cart
Enterococcus drinking water
Parameters (quantitative): Enterococcus [cfu/100ml]
Article Number: 2010658
Description: Possible methods for participation, e.g.: ISO 7899-2
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 1-2
Is currently underway. Can still be booked.
Frozen shipping March 2025 Add to cart
Enterococcus drinking water
Article Number: 2010658
April 2026 Add to cart
Enterococcus milk powder
Parameters (quantitative): Enterococcus [cfu/g], aerobic total count [cfu/g]
Article Number: 2010095
Description: Possible methods for participation, e.g.: DIN 10106
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 1
Unfortunately, no further booking is possible this year.
Frozen shipping February 2025
Enterococcus milk powder
Article Number: 2010095
March 2026 Add to cart
Enterococcus surface- and waste water (bath water)
Parameters (quantitative): Enterococcus [cfu/100ml]
Article Number: 2010672
Description: Possible methods for participation, e.g.: ISO 7899-1
Category: immunological, molecular biological and microbiological testing Environmental analytics surface- and waste water (bath water)
Accreditation: This proficiency test is not included in the scope of the accreditation.
risk group 1-2
Frozen shipping April 2026 Add to cart
Enumeration Campylobacter spp. poultry
Parameters (quantitative): Campylobacter spp. quantitative [CFU/g]
Article Number: 2011313
Description: Possible methods for participation, e.g: ISO 10272-2; § 64 LFGB L00.00-107-2
Category: immunological, molecular biological and microbiological testing food and feed meat products
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 2
New proficiency testing
Frozen shipping May 2025 Add to cart
Enumeration Campylobacter spp. poultry
Article Number: 2011313
May 2026 Add to cart
Enumeration moulds indoor air
Parameters (quantitative): moulds [cfu/filter]
Article Number: 2010954
Description: Possible methods for participation, e.g.: ISO 16000
Category: immunological, molecular biological and microbiological testing Environmental analytics indoor air
Accreditation: This proficiency test is not included in the scope of the accreditation.
risk group 1
Refrigerated shipping July 2025 Add to cart
Enumeration moulds indoor air
Article Number: 2010954
July 2026 Add to cart
Environmental Corrosion Cycle Test PV 1209
Article Number: 2011330
Category: chemical-physical testing material testing metals
Accreditation: This proficiency test is not included in the scope of the accreditation.
New proficiency testing
Shipping at room temperature October 2025 Add to cart
Environmental Corrosion Cycle Test PV 1209
Article Number: 2011330
October 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.