Name Planned shipping method Start Date  
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 2026 Add to cart
Antioxidants in food
Article Number: 2010955
September 2027 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 2026 Add to cart
Butter biscuit
Article Number: 2010431
December 2027 Add to cart
Corn (GMO)
Parameters (quantitative): detection of screening elements P-35S, T-NOS and pat, 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.
Shipping at room temperature January 2026 Add to cart
Corn (GMO)
Article Number: 2010141
November 2026 Add to cart
Corn (GMO)
Article Number: 2010141
November 2027 Add to cart
Detection of B. cereus and B. cereus toxin in cooked rice
Parameters (qualitative): B.cereus qualitative, B.cereus toxin qualitative
Article Number: 2011342
Description: Testing cooked rice for viable B. cereus and B. cereus toxin. The two parameters are evaluated separately.
Category: immunological, molecular biological and microbiological testing food and feed cereals, cereal 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 2026 Add to cart
Detection of B. cereus and B. cereus toxin in cooked rice
Parameters (qualitative): B.cereus qualitative, B.cereus toxin qualitative
Article Number: 2011342
May 2027 Add to cart
Detection of foreign objects in food (filth test)
Parameters (quantitative): quant. determination of mineral matter [% (w/w)], quant. determination of insect residues [% (w/w)], quant. determination of rodent hairs [% (w/w)], quant. determination of feather fragments [% (w/w)]
Article Number: 2011361
Category: chemical-physical testing food and feed cereals, cereal products
Accreditation: This proficiency test is not included in the scope of the accreditation.
New proficiency testing
Shipping at room temperature November 2026 Add to cart
Detection of foreign objects in food (filth test)
Article Number: 2011361
November 2027 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], total acid (pH 8.5) calculated as lactic 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 2026 Add to cart
Flour
Article Number: 2010427
September 2027 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.
Shipping at room temperature November 2026 Add to cart
Gluten
Article Number: 2010429
November 2027 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 [mg/kg], MOAH C10-C50 [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 2026 Add to cart
Mineral oil in low-fat and starch-rich foodstuff
Article Number: 2010180
May 2027 Add to cart
Mycotoxins in corn
Parameters (quantitative): aflatoxin B1 [µg/kg], aflatoxin B2 [µg/kg], aflatoxin G1 [µg/kg], aflatoxin G2 [µg/kg], ochratoxin A [µg/kg], deoxynivalenol (DON) [µg/kg], fumonisin B1 [µg/kg], zearalenone [µg/kg], total aflatoxin content [µg/kg]
Article Number: 2011167
Description: The individual mycotoxins are first examined qualitatively. For those mycotoxins for which this examination is positive, the quantitative examination is to be carried out. The performance evaluation is carried out for the quantitative examination part.
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 2025 Add to cart
Mycotoxins in corn
Article Number: 2011167
November 2026 Add to cart
Mycotoxins in corn
Article Number: 2011167
November 2027 Add to cart
1 Parameters with this label depend on the number of participants and/or the choice of materials.
Under certain circumstances, this parameter may not be available in the proficiency test.