Name Planned shipping method Start Date  
Milk powder IMF part 1
Parameters (quantitative): fat [g/100g], crude protein (N x 6,25) [g/100g], ash [g/100g], moisture content [g/100g], retinol (vitamin A) as all-E-retinol [µg/100g], total ascorbic acid (vitamin C) [mg/100g]
Article Number: 2010447
Description: With the proficiency testing round milk powder IMF 1 and 2 the comparability of the chemical-physical testing of infant formula of essential nutrients can be assessed. On the one hand energy-providing nutrients as well as vitamins, minerals and trace elements are considered in the proficiency testing round which play an important role for the development of children.
Category: chemical-physical testing food and feed infant formula
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Shipping at room temperature August 2026 Add to cart
Milk powder IMF part 2
Parameters (quantitative): sodium (Na) [mg/100g], potassium (K) [mg/100g], calcium (Ca) [mg/100g], magnesium (Mg) [mg/100g], phosphorus (P) [mg/100g], iron (Fe) [mg/100g], copper (Cu) [µg/100g], zinc (Zn) [mg/100g], manganese (Mn) [µg/100g]
Article Number: 2010449
Description: With the proficiency testing round milk powder IMF 1 and 2 the comparability of the chemical-physical testing of infant formula of essential nutrients can be assessed. On the one hand energy-providing nutrients as well as vitamins, minerals and trace elements are considered in the proficiency testing round which play an important role for the development of children.
Category: chemical-physical testing food and feed infant formula
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Shipping at room temperature December 2025 Add to cart
Milk powder IMF part 2
Article Number: 2010449
August 2026 Add to cart
Milk powder nitrate - nitrite
Parameters (quantitative): nitrate [mg/kg], nitrite [mg/kg]
Article Number: 2010113
Category: chemical-physical testing food and feed milk powder
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
TNP
Refrigerated shipping August 2026 Add to cart
Mineral oil in cheese and milk powder
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: 2010245
Category: chemical-physical testing food and feed milk powder
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Frozen shipping May 2026 Add to cart
Mineral oil in cocoa butter and chocolate
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: 2010590
Description: The testing of fatty foodstuff concerning mineral oil requires a more complex sample preparation. Laboratories which want to show their competence in this field of testing will find a customized proficiency testing scheme here.
Category: chemical-physical testing food and feed cocoa and chocolate
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Frozen shipping July 2026 Add to cart
Mineral oil in edible fats
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: 2010320
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 coconut fat and palm fat.
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 July 2026 Add to cart
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.
Refrigerated shipping December 2025 Add to cart
Mineral oil in edible oils
Article Number: 2011135
December 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 [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
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]
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.
Is currently underway. Can still be booked.
Refrigerated shipping August 2025 Add to cart
MOAH - quantification acc. number of aromatic rings
Article Number: 2011150
September 2026 Add to cart
Moulds cheese
Parameters (quantitative): moulds [cfu/g], aerobic total count [cfu/g]
Article Number: 2010178
Description: Possible methods for participation, e.g.: ISO 21527-2, §35 LMBG 01.00-37, ISO 4833, §64 LFGB L00.00-88
Category: immunological, molecular biological and microbiological testing food and feed cheese
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 1
Frozen shipping May 2026 Add to cart
Moulds dates
Parameters (quantitative): moulds [cfu/g], aerobic total count [cfu/g]
Article Number: 2010565
Category: immunological, molecular biological and microbiological testing food and feed fruit & vegetables products
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 1
Frozen shipping October 2025 Add to cart
Moulds dates
Article Number: 2010565
April 2026 Add to cart
Moulds fruit juice concentrate
Parameters (quantitative): moulds [cfu/g], aerobic total count [cfu/g]
Article Number: 2010594
Description: Quantitative analyse of different germs like moulds, e.g. with IFU-Method 2, IFU-Method 4
Category: immunological, molecular biological and microbiological testing food and feed non-alcoholic beverages
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 1
Frozen shipping October 2025 Add to cart
Moulds fruit juice concentrate
Article Number: 2010594
April 2026 Add to cart
Moulds fruit preparation
Parameters (qualitative): moulds qualitative
Parameters (quantitative): moulds [cfu/g]
Article Number: 2010101
Description: Possible methods for participation, e.g.: ISO 21527-2
Category: immunological, molecular biological and microbiological testing food and feed fruit & vegetables products
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 1
Is currently underway. Can still be booked.
Frozen shipping August 2025 Add to cart
Moulds fruit preparation
Parameters (qualitative): moulds qualitative
Article Number: 2010101
August 2026 Add to cart
Moulds milk powder 1
Parameters (quantitative): moulds [cfu/g], aerobic total count [cfu/g]
Article Number: 2010065
Description: Possible methods for participation, e.g.: ISO 21527-2, §35 LMBG 01.00-37, ISO 4833, §64 LFGB L00.00-88
Category: immunological, molecular biological and microbiological testing food and feed milk powder
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 1
Frozen shipping February 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.