Name Planned shipping method Start Date  
Aflatoxins in nuts
Parameters (quantitative): aflatoxin B1 [µg/kg], aflatoxin B2 [µg/kg], aflatoxin G1 [µg/kg], aflatoxin G2 [µg/kg], total aflatoxin content [µg/kg]
Article Number: 2011090
Category: immunological, molecular biological and microbiological testing food and feed food matrices (other)
Accreditation: This proficiency test is not included in the scope of the accreditation.
Frozen shipping October 2025 Add to cart
Aflatoxins in nuts
Article Number: 2011090
October 2026 Add to cart
Aflatoxins in spices
Parameters (quantitative): aflatoxin B1 [µg/kg], aflatoxin B2 [µg/kg], aflatoxin G1 [µg/kg], aflatoxin G2 [µg/kg], total aflatoxin content [µg/kg]
Article Number: 2011091
Category: immunological, molecular biological and microbiological 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
Aflatoxins in spices
Article Number: 2011091
December 2026 Add to cart
Chocolate (profile testing)
Parameters (quantitative): visual: brightness of the brown color (light - dark) [cm], olfactory: cocoa odour (little - much) [cm], gustatory: cocoa flavour (little - much) [cm], gustatory: sweetness (very sweet - little sweet) [cm], gustatory: bitterness (little bitter - very bitter) [cm], texture: hardness (low degree of hardness - high degree of hardness) [cm], mouthfeel: melting quality (fast melting - slow melting) [cm], mouthfeel: adstringency (little - much) [cm]
Article Number: 3010051
Category: sensory 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 November 2025 Add to cart
Chocolate (profile testing)
Article Number: 3010051
November 2026 Add to cart
Chocolate (simple descriptive testing)
Parameters (qualitative): Visual (Appearance), Olfactory (Smell/Odour), Gustatory (Taste/Flavour), Texture/Consistency/Mouthfeel
Article Number: 3010049
Category: sensory testing food and feed food matrices (other)
Accreditation: This proficiency test is within the scope of the DAkkS accreditation.
Unfortunately, no further booking is possible this year.
Refrigerated shipping April 2025
Chocolate (simple descriptive testing)
Parameters (qualitative): Visual (Appearance), Olfactory (Smell/Odour), Gustatory (Taste/Flavour), Texture/Consistency/Mouthfeel
Article Number: 3010049
May 2026 Add to cart
Colour check (triangle test)
Parameters (qualitative): organoleptic testing - triangle test
Article Number: 3010007
Category: sensory 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 April 2026 Add to cart
Delicatessen salad
Parameters (quantitative): benzoic acid [mg/kg], sorbic acid [mg/kg], Methyl 4-hydroxybenzoate [mg/kg], Ethyl 4-hydroxybenzoate [mg/kg], Propyl 4-hydroxybenzoate [mg/kg], Butyl 4-hydroxybenzoate 1 [mg/kg], n-Butyl 4-hydroxybenzoate 1 [mg/kg], Isobutyl 4-hydroxybenzoate 1 [mg/kg]
Article Number: 2010197
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.
Frozen shipping December 2025 Add to cart
Delicatessen salad
Article Number: 2010197
December 2026 Add to cart
Ethylene oxide in spices
Parameters (quantitative): ethylene oxide (CAS 75-21-8) [µg/kg], ethylene chlorohydrin (CAS 107-07-3) [µg/kg]
Article Number: 2011095
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 November 2025 Add to cart
Ethylene oxide in spices
Article Number: 2011095
November 2026 Add to cart
Listeria convenience products
Parameters (qualitative): L. monocytogenes qualitative
Article Number: 2010513
Description: Possible methods for participation, e.g.: ISO 11290-1, §64LFGB L00.00-32
Category: immunological, molecular biological and microbiological testing food and feed food matrices (other)
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 2
Frozen shipping August 2026 Add to cart
Metals in tobacco
Parameters (quantitative): lead (Pb), cadmium (Cd), arsenic (As), copper (Cu), zinc (Zn), iron (Fe), mercury (Hg), aluminium (Al), nickel (Ni)
Article Number: 2010498
Category: chemical-physical testing food and feed food matrices (other)
Accreditation: This proficiency test is not included in the scope of the accreditation.
New parameter selection
Refrigerated shipping August 2026 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
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.
Refrigerated shipping July 2025 Add to cart
Nicotine replacement products
Article Number: 2010349
August 2026 Add to cart
PAHs in herbs and spices
Parameters (quantitative): benzo[a]pyrene (CAS 50-32-8) [µg/kg], benzo[a]anthracene (CAS 56-55-3) [µg/kg], benzo[b]fluoranthene (CAS 205-99-2) [µg/kg], chrysene (CAS 218-01-9) [µg/kg], sum PAK [µg/kg]
Article Number: 2011160
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.
New parameter selection
Refrigerated shipping 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.