Proficiency testing catalogue
| Name | Planned shipping method | Start Date | ||
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Drinking water (TON, TFN) (minimum number of participants: 3 assessors) Parameters (quantitative): threshold odour number (TON), threshold flavour number (TFN) Article Number: 3010008 Category: sensory testing food and feed non-alcoholic beverages Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation. The proficiency testing price includes a sample set for three test persons. If the number of test persons exceeds this, an additional sample set must be booked for each additional test person. |
 Shipping at room temperature
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March 2026 | Add to cart | |
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Energy drink Parameters (quantitative): pH value [-], taurine [mg/l], caffeine [mg/l], inosit 1 [mg/l], glucuronolactone 1 [mg/l], sucrose (anhydrous) [g/l], glucose (anhydrous) 1 [g/l], fructose (anhydrous) 1 [g/l], total sugar (anhydrous) 1 [g/l], total acid (pH 8.1) calculated as tartaric acid 1 [g/l], relative density (20 °C/20 °C) 1 [-], absorption of light at a wavelength of 400 nm 1 [-], absorption of light at a wavelength of 460 nm 1 [-], absorption of light at a wavelength of 520 nm 1 [-], absorption of light at a wavelength of 630 nm 1 [-], CO2 content 1 [g/l], dissolved oxygen 1 [ppm] Article Number: 2010396 Description: The parameters CO2 content and dissolved oxygen are not in the scope of accreditation. 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. Unfortunately, no further booking is possible this year. |
 Frozen shipping
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October 2025 | ||
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Energy drink Article Number: 2010396 |
October 2026 | Add to cart | ||
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Energy drink Article Number: 2010396 |
October 2027 | Add to cart | ||
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Enumeration of E. coli in fruit juice Parameters (quantitative): E.coli [cfu/g], aerobic total count [cfu/g] Article Number: 2010097 Description: Possible methods for participation, e.g.: ISO 16649-2, §64 LFGB 00.00-132/2, ISO 4833, §35 LMBG 00.00-88 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
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April 2026 | Add to cart | |
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Enumeration of E. coli in fruit juice Article Number: 2010097 |
April 2027 | Add to cart | ||
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Enumeration of lactic acid bacteria in fruit juice Parameters (quantitative): lactic acid bacteria (aerobic) [cfu/g], aerobic total count [cfu/g] Article Number: 2010596 Description: Quantitative analyse of different germs like lactobacilli, e.g. with IFU-Method 2, 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
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April 2026 | Add to cart | |
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Enumeration of lactic acid bacteria in fruit juice Article Number: 2010596 |
April 2027 | Add to cart | ||
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Enumeration of moulds in 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 Unfortunately, no further booking is possible this year. |
Frozen shipping
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October 2025 | ||
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Enumeration of moulds in fruit juice concentrate Article Number: 2010594 |
April 2026 | Add to cart | ||
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Enumeration of moulds in fruit juice concentrate Article Number: 2010594 |
April 2027 | Add to cart | ||
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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
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April 2026 | Add to cart | |
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Enumeration of yeasts in fruit juice concentrate Article Number: 2010592 |
April 2027 | Add to cart | ||
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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], L-ascorbic acid [mg/l], total lactic acid [mg/l], formol number [ml 0.1 N NaOH/100ml] 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
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November 2026 | Add to cart | |
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Fruit juice Article Number: 2011364 |
November 2027 | Add to cart | ||
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Fruit juice (threshold value examination, flavour taint) Parameters (qualitative): threshold value Article Number: 3010055 Category: sensory testing food and feed non-alcoholic beverages Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation. The proficiency testing price includes a sample set for three test persons. If the number of test persons exceeds this, an additional sample set must be booked for each additional test person. |
 Refrigerated shipping
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December 2026 | Add to cart | |
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Fruit juice (threshold value examination, flavour taint) Parameters (qualitative): threshold value Article Number: 3010055 |
December 2027 | Add to cart | ||
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Fruit juice (triangle test, flavour taint) Parameters (qualitative): organoleptic testing - triangle test flavour Article Number: 3010032 Description: 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. The proficiency test price includes one test person; an additional sample set must be booked for each additional test person. |
Refrigerated shipping
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September 2026 | Add to cart | |
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Fruit juice (triangle test, flavour taint) Parameters (qualitative): organoleptic testing - triangle test flavour Article Number: 3010032 |
September 2027 | Add to cart | ||
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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. |
Frozen shipping
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July 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.
Under certain circumstances, this parameter may not be available in the proficiency test.