Currently set filters:

  • Type of Testing: Chemical-physical
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
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.
Unfortunately, no further booking is possible this year.
Shipping at room temperature September 2025
Flour
Article Number: 2010427
September 2026 Add to cart
Flour
Article Number: 2010427
September 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
PAHs in grain
Parameters (quantitative): benzo[a]pyrene (CAS 50-32-8) [µg/kg], benzo[a]anthracene (CAS 56-55-3) [µg/kg], chrysene (CAS 218-01-9) [µg/kg], benzo[b]fluoranthene (CAS 205-99-2) [µg/kg], sum of PAHs [µg/kg]
Article Number: 2011214
Description: A PAH concentration in the samples of approximately 0,2-35 µg/kg per PAH is to be expected.
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 September 2026 Add to cart
PAHs in grain
Article Number: 2011214
September 2027 Add to cart
Pastries
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], milk fat [g/100 g], sucrose (anhydrous) [g/100 g], starch [g/100 g], propionic acid [mg/kg]
Article Number: 2010069
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.
Unfortunately, no further booking is possible this year.
Frozen shipping November 2025
Pastries
Article Number: 2010069
November 2026 Add to cart
Pastries
Article Number: 2010069
November 2027 Add to cart
Pesticides in cereals
Parameters (qualitative): identification of various pesticides
Parameters (quantitative): quantification of the identified pesticides [mg/kg]
Article Number: 2011114
Description: This is a multi-residue proficiency test. For the PT on pesticides, a pre-selection of pesticides was made according to relevance: listed in the list of analytes published by the DRRR. This is available via the DRRR homepage: https://drrr.de/en/proficiency-testing/food-and-feed/ From this list, a selection of pesticides will be available for identification and quantification in the PT round.
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 November 2026 Add to cart
Pesticides in cereals
Parameters (qualitative): identification of various pesticides
Article Number: 2011114
November 2027 Add to cart
Visual determination of insects in flour
Parameters (qualitative): qualitative detection of insects [-]
Parameters (quantitative): quant. determination of insect residues [% (w/w)], number of whole insects [number/kg]
Article Number: 2011217
Description: This proficiency test may contain various insect species that are stock pests, e.g. Sitophilus granarius, Ephestia kuehniella, Tenebrio molitor.
Category: chemical-physical testing food and feed cereals, cereal products
Accreditation: This proficiency test is not included in the scope of the accreditation.
Refrigerated shipping September 2026 Add to cart
Visual determination of insects in flour
Parameters (qualitative): qualitative detection of insects [-]
Article Number: 2011217
September 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.