Please note our new proficiency testing schemes.


Name Planned shipping method Start Date  
acetic acid bacteria fruit juice concentrate
Parameters: acetic acid bacteria (acidotolerant, gram-negative bacteria), total count quantitative (2 samples fruit juice concentrate)
article number: 2010598
Description: In the field of cooperation we developed and established PT schemes in the matrix fruit juice concentrate and beverage compounds for the fruit juice industry. Potential microbiological spoiling agents belong to different germs like for example acetic acid bacteria that has to be quantitatively analysed in this proficiency testing scheme.
Category: microbiological testing microbiology nonalcoholic beverages
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 1
Frozen shipping October 2022 Add to cart
acetic acid bacteria fruit juice concentrate
Parameters: acetic acid bacteria (acidotolerant, gram-negative bacteria), total count quantitative (2 samples fruit juice concentrate)
article number: 2010598
Description: In the field of cooperation we developed and established PT schemes in the matrix fruit juice concentrate and beverage compounds for the fruit juice industry. Potential microbiological spoiling agents belong to different germs like for example acetic acid bacteria that has to be quantitatively analysed in this proficiency testing scheme.
Category: microbiological testing microbiology nonalcoholic beverages
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 1
Frozen shipping April 2023 Add to cart
Acid soluble sulfates EN 1744-1
article number: 2010585
Category: chemical-physical testing material testing Aggregates
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature November 2022 Add to cart
Acid soluble sulfates EN 1744-1
article number: 2010585
Category: chemical-physical testing material testing Aggregates
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature November 2023 Add to cart
acid, alkali cleaning agent
Parameters: pH value, acid reserve, alkali reserve
article number: 2010920
Category: chemical-physical testing consumer goods and packaging cleaning agent
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature April 2023 Add to cart
acrylamide in cocoa and chocolate
Parameters: acrylamide
article number: 2010339
Category: chemical-physical testing food and feed other food stuff
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Refrigerated shipping October 2022 Add to cart
acrylamide in cocoa and chocolate
Parameters: acrylamide
article number: 2010339
Category: chemical-physical testing food and feed other food stuff
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Refrigerated shipping October 2023 Add to cart
Adhesion of multilayer pipes ISO 17454
Parameters: Calibration force [N/mm], Adhesive force [N/mm] at 135° and 315°, Minimum force [N/mm] at 135° and 315°
article number: 2010890
Category: physical mecanical testing material testing Thermoplastics
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Shipping at room temperature March 2023 Add to cart
Adhesive strength of hardened mortars EN 1015-12
article number: 2010300
Description: This European Norm establishes a procedure for the determination of adhesive strength between plastering mortar and firm ground.
Category: physical mecanical testing material testing Mortar for masonr
Accreditation: This proficiency test is not included in the scope of the accreditation.
preperation of the testing items by the participants
Shipping at room temperature December 2022 Add to cart
Adhesive strength of hardened mortars EN 1015-12
article number: 2010300
Description: This European Norm establishes a procedure for the determination of adhesive strength between plastering mortar and firm ground.
Category: physical mecanical testing material testing Mortar for masonr
Accreditation: This proficiency test is not included in the scope of the accreditation.
preperation of the testing items by the participants
Shipping at room temperature December 2023 Add to cart
aerobic bacteria foil packaging
Parameters: determination of surface bacteria count aerobic total count quantitative (2 samples á 2 foil samples)
article number: 2010191
Description: This proficiency testing is designed because the parameter aerobic total count is also important as an industrial hygienic parameter as part of determination of surface germ count during the production of foodstuffs.
Category: microbiological testing microbiology plastic film
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 1
Refrigerated shipping September 2022 Add to cart
aerobic bacteria foil packaging
Parameters: determination of surface bacteria count aerobic total count quantitative (2 samples á 2 foil samples)
article number: 2010191
Description: This proficiency testing is designed because the parameter aerobic total count is also important as an industrial hygienic parameter as part of determination of surface germ count during the production of foodstuffs.
Category: microbiological testing microbiology plastic film
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 1
Refrigerated shipping September 2023 Add to cart
aerobic bacteria in tattoo ink
Parameters: aerobic total count quantitative (2 samples tattoo ink
article number: 2010354
Description: In contrast to cosmetic products, tattoo inks are not controlled especially concerning the sterility of products and microbiological analyses. . These PT scheme was specially developed because a lot of tattoo inks are highly contaminated with microorganisms that could be dangerous for the consumer.
Category: microbiological testing microbiology tattoo ink
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 1
Frozen shipping October 2022 Add to cart
aerobic bacteria in tattoo ink
Parameters: aerobic total count quantitative (2 samples tattoo ink
article number: 2010354
Description: In contrast to cosmetic products, tattoo inks are not controlled especially concerning the sterility of products and microbiological analyses. . These PT scheme was specially developed because a lot of tattoo inks are highly contaminated with microorganisms that could be dangerous for the consumer.
Category: microbiological testing microbiology tattoo ink
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 1
Frozen shipping October 2023 Add to cart
Aerobic Bacteria O W-emulsion
Parameters: aerobic bacteria quantitative (2 samples O/W-emulsion)
article number: 2010071
Description: Microorganisms in cosmetic products can lead to spoilage of these products and are dangerous for the consumer. To continuously ensure a good product quality every end product and intermediate product have to be microbiologically monitored and analyzed especially with regard to product preservation. These PT schemes are specially developed for qualitative and quantitative requirements and specifications in the cosmetic field.
Category: microbiological testing microbiology cosmetic
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 1
Frozen shipping October 2022 Add to cart
Aerobic Bacteria O W-emulsion
Parameters: aerobic bacteria quantitative (2 samples O/W-emulsion)
article number: 2010071
Description: Microorganisms in cosmetic products can lead to spoilage of these products and are dangerous for the consumer. To continuously ensure a good product quality every end product and intermediate product have to be microbiologically monitored and analyzed especially with regard to product preservation. These PT schemes are specially developed for qualitative and quantitative requirements and specifications in the cosmetic field.
Category: microbiological testing microbiology cosmetic
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 1
Frozen shipping October 2023 Add to cart
aerobic spores milk
Parameters: aerobic mesophilic spores, total count quantitative (2 samples milk) (2 samples milk)
article number: 2010467
Description: Aerobic spore-forming bacteria usually occur in soil but also in meat, milk or herbal foodstuffs and can lead to taste changes and spoilage. These bacteria are able to survive the pasteurisation step using their heat-stable spore-form. Some of their pathogen representatives produce enterotoxins causing regurgitation or diarrhoea.
Category: microbiological testing microbiology milk and cream
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 1
Frozen shipping July 2022 Add to cart
aerobic spores milk
Parameters: aerobic mesophilic spores, total count quantitative (2 samples milk) (2 samples milk)
article number: 2010467
Description: Aerobic spore-forming bacteria usually occur in soil but also in meat, milk or herbal foodstuffs and can lead to taste changes and spoilage. These bacteria are able to survive the pasteurisation step using their heat-stable spore-form. Some of their pathogen representatives produce enterotoxins causing regurgitation or diarrhoea.
Category: microbiological testing microbiology milk and cream
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 1
Frozen shipping May 2023 Add to cart
aerobic total count drinking water
Parameters: aerobic total count quantitative (2 samples and water)
article number: 2010656
Description: Besides the indicator microorganisms for faecal pollution the parameter “aerobic total count” acc. to “drinking water regulation (ISO 6222)” serve as nonspecific level of total pollution in drinking water.
Category: microbiological testing microbiology drinking water
Accreditation: This proficiency test is not included in the scope of the accreditation.
risk group 1
Is currently underway. Can still be booked.
Frozen shipping June 2022 Add to cart
aerobic total count drinking water
Parameters: aerobic total count quantitative (2 samples and water)
article number: 2010656
Description: Besides the indicator microorganisms for faecal pollution the parameter “aerobic total count” acc. to “drinking water regulation (ISO 6222)” serve as nonspecific level of total pollution in drinking water.
Category: microbiological testing microbiology drinking water
Accreditation: This proficiency test is not included in the scope of the accreditation.
risk group 1
Frozen shipping April 2023 Add to cart