Name Planned shipping method Start Date  
Antibiotics in liquid egg
Parameters (quantitative): Chloramphenicol (CAS 56-75-7) [µg/kg], Tetracycline (CAS 60-54-8) [µg/kg], Sulfadimidine (CAS 57-68-1) [µg/kg], Nitrofurantoin (CAS 67-20-9) [µg/kg]
Article Number: 2010706
Category: immunological, molecular biological and microbiological testing food and feed egg products
Accreditation: This proficiency test is not included in the scope of the accreditation.
Frozen shipping May 2025 Add to cart
Antibiotics in liquid egg
Article Number: 2010706
May 2026 Add to cart
E.coli egg products
Parameters (quantitative): E.coli [cfu/g], aerobic total count [cfu/g]
Article Number: 2010532
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 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
E.coli egg products
Article Number: 2010532
December 2026 Add to cart
Egg pasta
Parameters (quantitative): total fat [g/100 g], crude protein (N x 6,25) [g/100 g], dry matter [g/100 g], ash [g/100 g], sodium chloride [g/100 g], cholesterol [mg/100 g], total sterols [mg/100 g], egg content [g/100 g], fibre [g/100 g]
Article Number: 2010413
Category: chemical-physical testing food and feed egg products
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Shipping at room temperature December 2025 Add to cart
Egg pasta
Article Number: 2010413
December 2026 Add to cart
egg powder
Parameters (quantitative): total lipids [g/100 g], ash [g/100 g], pH value [-], dry matter [g/100 g], sodium chloride [g/100 g], L-lactic acid [mg/kg], D-3-hydroxybutyric acid [mg/kg]
Article Number: 2010155
Category: chemical-physical testing food and feed egg products
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Is currently underway. Can still be booked.
Frozen shipping October 2024 Add to cart
Egg powder
Article Number: 2010155
November 2025 Add to cart
Egg powder
Article Number: 2010155
November 2026 Add to cart
egg products
Parameters (quantitative): total lipids [g/100 g], crude protein (N x 6,25) [g/100 g], dry matter [g/100 g], pH value [-], cholesterol [mg/100 g], α-linolenic acid methyl ester [g/100 g total fatty acid methyl ester], eicosapentaenoic acid methyl ester [g/100 g total fatty acid methyl ester], docosahexaenoic acid methyl ester [g/100 g total fatty acid methyl ester], sodium chloride [g/100 g]
Article Number: 2010056
Category: chemical-physical testing food and feed egg products
Accreditation: This proficiency test is not included in the scope of the accreditation.
Is currently underway. Can still be booked.
Frozen shipping October 2024 Add to cart
Egg products
Article Number: 2010056
December 2025 Add to cart
Egg products
Article Number: 2010056
December 2026 Add to cart
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
Mayonnaise
Parameters (quantitative): total acid (pH 8.1) calculated as acetic acid [g/100 g], dry matter [g/100 g], total fat [g/100 g], cholesterol [mg/100 g], egg yolk content [g/100 g], sorbic acid [g/kg], benzoic acid [g/kg], sodium chloride [g/100 g], pH value [-]
Article Number: 2010415
Description: With the three PT-schemes mayonnaise, tomato ketchup and mustard we offer a high quality assurance program for the most popular sauces and basic ingredients for many further foodstuff throughout the world. The requested parameters are the most important value-determining attributes like the egg content in mayonnaise as well as technologically relevant parameters like preservatives.
Category: chemical-physical testing food and feed egg products
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
New parameter selection
Refrigerated shipping April 2025 Add to cart
Mayonnaise
Article Number: 2010415
April 2026 Add to cart
Nicotine in liquid egg
Parameters (quantitative): nicotine (CAS 54-11-5) [µg/kg], cotinine (CAS 486-56-6) [µg/kg]
Article Number: 2011120
Category: chemical-physical testing food and feed egg products
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Frozen shipping May 2025 Add to cart
Nicotine in liquid egg
Article Number: 2011120
May 2026 Add to cart
perfluorinated compounds in liquid egg
Parameters (quantitative): total perfluorooctanesulfonic acid (CAS 1763-23-1) [µg/kg], total perfluorooctanoic acid (CAS 335-67-1) [µg/kg], total perfluorononanoic acid (CAS 375-95-1) [µg/kg], total perfluorohexane sulfonic acid (CAS 355-46-4) [µg/kg], total perfluorohexanoic acid (CAS 307-24-4) 1 [µg/kg], total perfluorodecanoic acid (CAS 335-76-2) 1 [µg/kg], total perfluorundecanoic acid (CAS 2058-94-8) 1 [µg/kg], total perfluorododecanoic acid (CAS 307-55-1) 1 [µg/kg], total perfluorotridecanoic acid (CAS 72629-94-8) 1 [µg/kg], total perfluorotetradecanoic acid (CAS 376-06-7) 1 [µg/kg], total perfluorobutane sulfonic acid (CAS 375-73-5) 1 [µg/kg], total perfluorodecane sulfonic acid (CAS 335-77-3) 1 [µg/kg], total perfluorooctanesulfonamide (CAS 754-91-6) 1 [µg/kg]
Article Number: 2011128
Description: In each case, the sum of linear and branched isomers of PFOS, PFOA, PFNA and PFHxS is queried. The concentration of PFAS is in the µg/kg range.
Category: chemical-physical testing food and feed egg products
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 October 2024
PFAS in liquid egg
Article Number: 2011128
August 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.