Name Planned shipping method Start Date  
Mineral oil in edible oils
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: 2011135
Description: Analysing edible fat for mineral oil sometimes requires complex sample preparation. Laboratories wishing to demonstrate their expertise in this field will find a customised proficiency test for this task here. The matrices in this proficiency test are olive oil and rapeseed oil.
Category: chemical-physical testing food and feed fats, oils and oilseeds
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Is currently underway. Can still be booked.
Refrigerated shipping December 2025 Add to cart
Mineral oil in edible oils
Article Number: 2011135
December 2026 Add to cart
Mineral oil in edible oils
Article Number: 2011135
December 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
Mineral oil in oil seeds
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: 2011363
Category: chemical-physical testing food and feed fats, oils and oilseeds
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
New proficiency testing
Shipping at room temperature September 2026 Add to cart
Mineral oil in oil seeds
Article Number: 2011363
September 2027 Add to cart
MOAH - quantification acc. number of aromatic rings
Parameters (quantitative): Monoaromatic MOAH [mg/kg], Diaromatic MOAH [mg/kg], Tri/Polyaromatic MOAH [mg/kg], MOAH C10-C50 [mg/kg], Total Terpenes and/or other natural interferences [mg/kg], PP PO(S)H [mg/kg], PE PO(S)H [mg/kg], Polyalphaolefins (PAO) [mg/kg], MOSH C10-C50 [mg/kg], Total Hydrocarbons (MOSH Fraction) [mg/kg], MOAH C10-C50 (LC-GC-FID) [mg/kg], MOSH C10-C50 (LC-GC-FID) [mg/kg]
Article Number: 2011150
Category: chemical-physical testing food and feed fats, oils and oilseeds
Accreditation: This proficiency test is not included in the scope of the accreditation.
Refrigerated shipping September 2026 Add to cart
MOAH - quantification acc. number of aromatic rings
Article Number: 2011150
September 2027 Add to cart
Mustard
Parameters (quantitative): dry matter [g/ 100 g], total acid (pH 8.1) calculated as acetic acid [g/ 100 g], sodium chloride [g/100 g], allyl isothiocyanate [mg/100 g], sulfur dioxide (SO2) [mg/kg], total fat [g/100 g]
Article Number: 2010459
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 food matrices (other)
Accreditation: This proficiency test is not included in the scope of the accreditation.
Frozen shipping December 2025 Add to cart
Mustard
Article Number: 2010459
December 2026 Add to cart
Mustard
Article Number: 2010459
December 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.
Frozen shipping 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
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 2026 Add to cart
Nicotine in liquid egg
Article Number: 2011120
May 2027 Add to cart
Nicotine replacement products
Parameters (quantitative): nicotine (CAS 54-11-5) [mg/g]
Article Number: 2010349
Category: chemical-physical testing food and feed food matrices (other)
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Shipping at room temperature August 2026 Add to cart
Nicotine replacement products
Article Number: 2010349
August 2027 Add to cart
PAHs in animal and vegetable fats and oils
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: 2010157
Description: A PAH concentration in the samples of approximately 0,1-5 µg/kg per PAH is to be expected.
Category: chemical-physical testing food and feed fats, oils and oilseeds
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Refrigerated shipping October 2026 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.