Name Planned shipping method Start Date  
Acrylamide in cereal products
Parameters (quantitative): acrylamide (CAS 79-06-1) [µg/kg]
Article Number: 2011098
Category: chemical-physical testing food and feed cereals, cereal products
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Frozen shipping July 2025 Add to cart
Acrylamide in cereal products
Article Number: 2011098
July 2026 Add to cart
Amylose in rice
Parameters (quantitative): amylose [g/100 g]
Article Number: 2010949
Category: chemical-physical testing food and feed cereals, cereal products
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Shipping at room temperature August 2025 Add to cart
Amylose in rice
Article Number: 2010949
August 2026 Add to cart
Antioxidants in food
Parameters (quantitative): BHA (CAS 25013-16-5) [mg/kg], BHT (CAS 128-37-0) [mg/kg], Ethoxyquin (CAS 91-53-2) [mg/kg]
Article Number: 2010955
Category: chemical-physical testing food and feed cereals, cereal products
Accreditation: This proficiency test is not included in the scope of the accreditation.
Frozen shipping September 2025 Add to cart
Antioxidants in food
Article Number: 2010955
September 2026 Add to cart
Butter biscuit
Parameters (quantitative): ash [g/100 g], dry matter [g/100 g], crude protein (N x 6,25) [g/100 g], total fat [g/100 g], semimicro butyric acid number [-], free butyric acid [g/100 g fat], butyric acid methyl ester [g/100 g fat], milk fat [g/100 g], starch [g/100 g], cholesterol [mg/100 g], sucrose (anhydrous) [g/100 g], fibre [g/100 g]
Article Number: 2010431
Category: chemical-physical testing food and feed cereals, cereal 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
Butter biscuit
Article Number: 2010431
December 2026 Add to cart
corn (GMO)
Parameters (qualitative): detection of screening elements P-35S, T-NOS and pat
Parameters (quantitative): relative amount Bt-11 [%], relative amount MON810 [%]
Article Number: 2010141
Category: immunological, molecular biological and microbiological testing food and feed cereals, cereal products
Accreditation: This proficiency test is not included in the scope of the accreditation.
Is currently underway. Can still be booked.
Refrigerated shipping November 2024 Add to cart
Corn (GMO)
Parameters (qualitative): detection of screening elements P-35S, T-NOS and pat
Article Number: 2010141
November 2025 Add to cart
Corn (GMO)
Parameters (qualitative): detection of screening elements P-35S, T-NOS and pat
Article Number: 2010141
November 2026 Add to cart
Ergot alkaloids in flour
Parameters (quantitative): At least 3 different ergot alkaloids quantitatively, e.g. ergotamine, ergometrine, ergosine, ergocristine, ergocryptine and ergocornine
Article Number: 2010939
Category: chemical-physical testing food and feed cereals, cereal products
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Frozen shipping December 2025 Add to cart
Ergot alkaloids in flour
Article Number: 2010939
December 2026 Add to cart
Flour
Parameters (quantitative): moisture content [g/100 g], crude protein (N x 5,7) [g/100 g], ash [g/100 g], starch [g/100 g], wet gluten [g/100 g], falling number [s], titratable acid 1 [g/100 g]
Article Number: 2010427
Category: chemical-physical testing food and feed cereals, cereal products
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Shipping at room temperature September 2025 Add to cart
Flour
Article Number: 2010427
September 2026 Add to cart
gluten
Parameters (quantitative): gluten [mg/kg]
Article Number: 2010429
Category: immunological, molecular biological and microbiological testing food and feed cereals, cereal products
Accreditation: This proficiency test is not included in the scope of the accreditation.
Is currently underway. Can still be booked.
Shipping at room temperature November 2024 Add to cart
Gluten
Article Number: 2010429
November 2025 Add to cart
Gluten
Article Number: 2010429
November 2026 Add to cart
Mineral oil in low-fat and starch-rich foodstuff
Parameters (quantitative): MOSH C10-C16 [mg/kg], MOSH C16-C20 [mg/kg], MOSH C20-C25 [mg/kg], MOSH C25-C35 [mg/kg], MOSH C35-C40 [mg/kg], MOSH C40-C50 [mg/kg], MOAH C10-C16 [mg/kg], MOAH C16-C25 [mg/kg], MOAH C25-C35 [mg/kg], MOAH C35-C50 [mg/kg], MOSH C10-C50 1 [mg/kg], MOAH C10-C50 1 [mg/kg]
Article Number: 2010180
Description: The analysis of foodstuff concerning the migration of mineral oil is increasingly gaining importance since the last years. Legal limits for the concentration of defined mineral oil fractions in foodstuff are specified. The DRRR offers tailor made laboratory quality assurance systems for the protection of the analysis of mineral oil in foodstuff. Our quality assurance program consists of different proficiency testing rounds:
Category: chemical-physical testing food and feed cereals, cereal products
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Shipping at room temperature May 2025 Add to cart
Mineral oil in low-fat and starch-rich foodstuff
Article Number: 2010180
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.