Name Planned shipping method Start Date  
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 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.
Is currently underway. Can still be booked.
Refrigerated shipping April 2025 Add to cart
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
Clostridia animal feed
Parameters (quantitative): sulfite-reducing Clostridia (vegetative) [cfu/g], lactobacilli (anaerobic) [cfu/g], anaerobic mesophilic sulfite-reducing spores [cfu/g], anaerobic mesophilic total spores (nonselective) [cfu/g]
Article Number: 2010188
Description: Possible methods for participation, e.g.: Baumgart et al. KapI.3, VDLUFA 28.3.2
Category: immunological, molecular biological and microbiological testing food and feed animal feed
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 2
Frozen shipping August 2025 Add to cart
Clostridia animal feed
Article Number: 2010188
August 2026 Add to cart
Clostridia ground meat
Parameters (quantitative): sulfite-reducing Clostridia (vegetative) [cfu/g], anaerobic total count [cfu/g], anaerobic, mesophilic , sulfite-reducing spores [cfu/g], C.perfringens [cfu/g]
Article Number: 2010942
Category: immunological, molecular biological and microbiological testing food and feed meat products
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 2
Frozen shipping May 2025 Add to cart
Clostridia ground meat
Article Number: 2010942
June 2026 Add to cart
Clostridia milk powder
Parameters (quantitative): sulfite-reducing Clostridia (vegetative) [cfu/g], anaerobic total count [cfu/g], anaerobic, mesophilic , sulfite-reducing spores [cfu/g], C.perfringens [cfu/g]
Article Number: 2010057
Description: Possible methods for participation, e.g.: ISO 7937, LFGB § 64 L06.00-39, ISO 4833, Baumgart et al. KapI.3, VDLUFA M 7.18.2.1, LFGB § 64 L 00.00-57
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 2
Frozen shipping May 2025 Add to cart
Clostridia milk powder
Article Number: 2010057
June 2026 Add to cart
Clostridia milk powder qualitative
Parameters (qualitative): Clostridia spp.
Article Number: 2010940
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 2
Frozen shipping June 2026 Add to cart
Coagulase-positive Staphylococcus cheese
Parameters (quantitative): coagulase-positive Staphylococcus [cfu/g], aerobic total count [cfu/g]
Article Number: 2010469
Description: Possible methods for participation, e.g.: ISO 6888-1, §35 LFGB L00.00-55, ISO 6888-2, §35 LFGB L00.00-56, ISO 6888-3
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 2
Frozen shipping July 2025 Add to cart
Coagulase-positive Staphylococcus cheese
Article Number: 2010469
July 2026 Add to cart
Coagulase-positive Staphylococcus ground meat
Parameters (quantitative): coagulase-positive Staphylococcus [cfu/g], aerobic total count [cfu/g]
Article Number: 2010142
Description: Possible methods for participation, e.g.: ISO 6888-1, §35 LFGB L00.00-55; ISO 6888-2, §35 LFGB L00.00-56; ISO 6888-3
Category: immunological, molecular biological and microbiological testing food and feed meat products
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 2
Frozen shipping March 2026 Add to cart
Coagulase-positive Staphylococcus milk powder
Parameters (quantitative): coagulase-positive Staphylococcus [cfu/g], aerobic total count [cfu/g]
Article Number: 2010083
Description: Possible methods for participation, e.g.: ISO 6888-1, §35 LFGB L00.00-55, ISO 6888-2, §35 LFGB L00.00-56, ISO 6888-3
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 2
Frozen shipping March 2026 Add to cart
Coagulase-positive Staphylococcus milk powder qualitative
Parameters (qualitative): coagulase-positive Staphylococcus qualitative
Article Number: 2010930
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 2
Frozen shipping May 2025 Add to cart
Coagulase-positive Staphylococcus milk powder qualitative
Parameters (qualitative): coagulase-positive Staphylococcus qualitative
Article Number: 2010930
March 2026 Add to cart
Coffee
Parameters (quantitative): water content [g/100 g], ash [g/100 g], pH value [-], acid content (acidity) at pH 6,00 [mmol/kg], acid content (acidity) at pH 7,00 [mmol/kg], acid content (acidity) at pH 8,00 [mmol/kg], water soluble extract [g/100 g], caffeine [g/100 g], acrylamide (CAS 79-06-1) [µg/kg], chlorogenic acid 1 [g/100 g]
Article Number: 2010392
Category: chemical-physical testing food and feed non-alcoholic beverages
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Frozen shipping October 2025 Add to cart
Coffee
Article Number: 2010392
October 2026 Add to cart
Coffee infusion (triangle test, flavour taint)
Parameters (qualitative): organoleptic testing - triangle test flavour
Article Number: 3010016
Category: sensory testing food and feed non-alcoholic beverages
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Refrigerated shipping July 2025 Add to cart
Coffee infusion (triangle test, flavour taint)
Parameters (qualitative): organoleptic testing - triangle test flavour
Article Number: 3010016
July 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.