Name Planned shipping method Start Date  
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
Buttermilk
Parameters (quantitative): phosphatides (calculated as lecithin) [mg/100g], fat [g/100g], dry matter [g/100g], ash [g/100g], pH value [-], acidity acc. Soxhlet-Henkel [SH], density in heat serum [g/ml]
Article Number: 2010624
Category: chemical-physical testing food and feed milk and cream
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Refrigerated shipping April 2025 Add to cart
Buttermilk
Article Number: 2010624
April 2026 Add to cart
Dairy drinks
Parameters (quantitative): fat [g/100g], crude protein (N x 6,38) [g/100g], dry matter [g/100g], sucrose (anhydrous) [g/100g], glucose (anhydrous) [g/100g], lactose (monohydrate) [g/100g], fructose (anhydrous) 1 [g/100g], total sugar (anhydrous) 1 [g/100g]
Article Number: 2010702
Category: chemical-physical testing food and feed milk and cream
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Frozen shipping December 2025 Add to cart
Dairy drinks
Article Number: 2010702
December 2026 Add to cart
Detection B.cereus milk
Parameters (qualitative): B.cereus qualitative
Article Number: 2011314
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 2
New proficiency testing
Frozen shipping May 2025 Add to cart
Detection B.cereus milk
Parameters (qualitative): B.cereus qualitative
Article Number: 2011314
May 2026 Add to cart
Detection Campylobacter spp. milk
Parameters (qualitative): Campylobacter spp.
Article Number: 2010089
Description: Possible methods for participation, e.g.: ISO 10272-1, LFGB L 00.00-107
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 2
Frozen shipping May 2025 Add to cart
Detection Campylobacter spp. milk
Parameters (qualitative): Campylobacter spp.
Article Number: 2010089
May 2026 Add to cart
E.coli milk 1
Parameters (quantitative): E.coli [cfu/g], aerobic total count [cfu/g]
Article Number: 2010013
Description: Possible methods for participation, e.g.: ISO 16649-2, §64 LFGB 00.00-132/2, ISO 4833, §35 LMBG 00.00-88
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
E.coli milk 1
Article Number: 2010013
May 2026 Add to cart
E.coli milk 2
Parameters (quantitative): E.coli [cfu/g], aerobic total count [cfu/g]
Article Number: 2010463
Description: Possible methods for participation, e.g.: ISO 16649-2, §64 LFGB 00.00-132/2, ISO 4833, §35 LMBG 00.00-88
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
Unfortunately, no further booking is possible this year.
Frozen shipping October 2024
E.coli milk 2
Article Number: 2010463
November 2025 Add to cart
E.coli milk 2
Article Number: 2010463
November 2026 Add to cart
EHEC O157 milk
Parameters (qualitative): EHEC O157
Article Number: 2010604
Description: Qualitative determination of the serotype EHEC:O157, e.g. with §35 LMBG L.00.00-68
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 3 **
Frozen shipping July 2025 Add to cart
EHEC O157 milk
Parameters (qualitative): EHEC O157
Article Number: 2010604
July 2026 Add to cart
EHEC Screening milk
Parameters (qualitative): EHEC Screening
Article Number: 2010608
Description: Qualitative determination of EHEC and the identification of specific serotypes O157, O111, O26, O103, O145, O104, O118 and O121 if possible, e.g. with § 64 LFGB L 00.00-150 (V)
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 3 **
Frozen shipping July 2025 Add to cart
EHEC Screening milk
Parameters (qualitative): EHEC Screening
Article Number: 2010608
July 2026 Add to cart
Enterobacteriaceae milk 1
Parameters (quantitative): Enterobacteriaceae [cfu/g], aerobic total count [cfu/g]
Article Number: 2010033
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 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
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.