Name Planned shipping method Start Date  
Enumeration of yeasts in fruit juice concentrate
Parameters (quantitative): yeasts [cfu/g], aerobic total count [cfu/g]
Article Number: 2010592
Description: Quantitative analyse of different germs like yeasts, e.g. with IFU-Method 2, IFU-Method 3
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 April 2027 Add to cart
Fruit juice
Parameters (quantitative): brix value [°brix], relative density (20 °C/20 °C) [-], pH value [-], total acid (pH 8.1) calculated as citric acid (anhydrous) [g/l], glucose (anhydrous) [g/l], fructose (anhydrous) [g/l], sucrose (anhydrous) [g/l], L-malic acid [g/l], citric acid (anhydrous) [g/l], L-ascorbic acid [mg/l], total lactic acid [mg/l], formol number [ml 0.1 N NaOH/100ml], absorption of light at a wavelength of 430 nm [-], absorption of light at a wavelength of 520 nm [-]
Article Number: 2011364
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.
New proficiency testing
Frozen shipping November 2026 Add to cart
Fruit juice
Article Number: 2011364
November 2027 Add to cart
Fruit juice (threshold value examination, flavour taint)
Parameters (qualitative): threshold value
Article Number: 3010055
Description: The catalogue price shown is a basic price without test persons. Your total price, including the required number of test persons, will be calculated individually when you select the test persons in your shopping cart.
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 December 2026 Add to cart
Fruit juice (threshold value examination, flavour taint)
Parameters (qualitative): threshold value
Article Number: 3010055
December 2027 Add to cart
Fruit juice (triangle test, flavour taint)
Parameters (qualitative): organoleptic testing - triangle test flavour
Article Number: 3010032
Description: The catalogue price shown is a basic price without test persons. Your total price, including the required number of test persons, will be calculated individually when you select the test persons in your shopping cart. Possible methods for participation, e.g.: ISO 4120
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 September 2026 Add to cart
Fruit juice (triangle test, flavour taint)
Parameters (qualitative): organoleptic testing - triangle test flavour
Article Number: 3010032
September 2027 Add to cart
Fruit juice concentrate
Parameters (quantitative): brix value [°brix], pH value [-], titratable acidity (pH 8.1) [mmol H+/kg], citric acid (anhydrous) [g/kg], total D-isocitric acid [mg/kg], L-malic acid [g/kg], total lactic acid [g/kg], L-ascorbic acid [mg/100 g], dehydroascorbic acid [mg/100 g], total ascorbic acid [mg/100 g], hesperidin [mg/kg], glucose (anhydrous) [g/kg], fructose (anhydrous) [g/kg], sucrose (anhydrous) [g/kg], total sugar (anhydrous) [g/kg], potassium (K) [mg/kg], calcium (Ca) [mg/kg], magnesium (Mg) [mg/kg], sodium (Na) [mg/kg]
Article Number: 2010600
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.
Is currently underway. Can still be booked.
Frozen shipping July 2026 Add to cart
Fruit juice concentrate
Article Number: 2010600
July 2027 Add to cart
Grape juice
Parameters (quantitative): sulphur dioxide (SO2) [mg/l]
Article Number: 2010055
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 June 2027 Add to cart
Green coffee
Parameters (quantitative): percent mass loss [%]
Article Number: 2010915
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.
Shipping at room temperature May 2027 Add to cart
Plant drink (triangle test, flavour taint)
Parameters (qualitative): organoleptic testing - triangle test flavour
Article Number: 3010029
Description: The catalogue price shown is a basic price without test persons. Your total price, including the required number of test persons, will be calculated individually when you select the test persons in your shopping cart. Substitute product (vegan, vegetarian).
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 May 2027 Add to cart
Solvent residues in food
Parameters (quantitative): methanol (CAS 67-56-1) [mg/kg], acetone (CAS 67-64-1) [mg/kg], n-hexane (CAS 110-54-3) [mg/kg], dichloromethane (CAS 75-09-2) [mg/kg], methyl acetate (CAS 79-20-9) [mg/kg], isopropyl (CAS 67-63-0) [mg/kg], benzene (CAS 71-43-2) [mg/kg]
Article Number: 2010943
Category: chemical-physical testing food and feed non-alcoholic beverages
Accreditation: This proficiency test is not included in the scope of the accreditation.
Frozen shipping December 2026 Add to cart
Solvent residues in food
Article Number: 2010943
December 2027 Add to cart
Spoiling organisms in fruit juice concentrate & compounds 1
Parameters (qualitative): spoiling organism qualitative
Parameters (quantitative): spoiling organism quantitative [cfu/g], aerobic total count [cfu/g]
Article Number: 2010199
Description: Counting and detection of relevant beverage-spoiling microorganisms (such as yeasts, molds, lactic acid bacteria), which are queried variably, e.g., using IFU method 2, IFU method 3, IFU method 4, IFU method 5.
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 April 2027 Add to cart
Spoiling organisms in fruit juice concentrate & compounds 2
Parameters (qualitative): spoiling organism qualitative
Parameters (quantitative): spoiling organism quantitative [cfu/g], aerobic total count [cfu/g]
Article Number: 2010491
Description: Counting and detection of relevant beverage-spoiling microorganisms (such as yeasts, molds, lactic acid bacteria), which are queried variably, e.g., using IFU method 2, IFU method 3, IFU method 4, IFU method 5.
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 November 2026 Add to cart
Spoiling organisms in fruit juice concentrate & compounds 2
Parameters (qualitative): spoiling organism qualitative
Article Number: 2010491
November 2027 Add to cart
Sugar substitutes in food
Parameters (quantitative): Isomalt (sum of GPS and GPM) (anhydrous) [g/100 ml], Lactitol (anhydrous) [g/100 ml], Maltitol (anhydrous) [g/100 ml], Mannitol (anhydrous) [g/100 ml], Sorbitol (anhydrous) [g/100 ml], Xylitol (anhydrous) [g/100 ml]
Article Number: 2010359
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.
Shipping at room temperature August 2026 Add to cart
Sugar substitutes in food
Article Number: 2010359
August 2027 Add to cart
Tea
Parameters (quantitative): dry matter [g/100 g], ash [g/100 g dry matter], water soluble ash [g/100 g dry matter], water soluble extract [g/100 g dry matter], caffeine [g/100 g dry matter], theobromine [mg/100 g dry matter], theophylline [mg/100 g dry matter], acid-insoluble ash [g/100 g dry matter]
Article Number: 2010394
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.
Shipping at room temperature 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.