Name Planned shipping method Start Date  
Yarns – Hairiness count
Article Number: 2011445
Description: Possible testing e.g. by ASTM D5647
Category: chemical-physical testing material testing yarns
Accreditation: This proficiency test is not included in the scope of the accreditation.
New proficiency testing
Shipping at room temperature October 2026 Add to cart
Yarns – Hairiness count
Article Number: 2011445
October 2027 Add to cart
Yoghurt
Parameters (quantitative): fat [g/100g], dry matter [g/100g], protein (N x 6,38) [g/100g], pH value [-], total lactic acid [mg/100g]
Article Number: 2010017
Description: The anaylsis of the value assessing parameters in yoghurt is requested in this proficiency testing round
Category: chemical-physical testing food and feed milk products (other)
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Refrigerated shipping November 2026 Add to cart
Yoghurt
Article Number: 2010017
November 2027 Add to cart
Yoghurt (ranking test, basic tastes)
Parameters (qualitative): organoleptic testing - basic taste (2 basic tastes)
Article Number: 3010037
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 8587
Category: sensory testing food and feed milk products (other)
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Refrigerated shipping November 2026 Add to cart
Yoghurt (ranking test, basic tastes)
Parameters (qualitative): organoleptic testing - basic taste (2 basic tastes)
Article Number: 3010037
November 2027 Add to cart
Yoghurt (ranking test, flavours)
Parameters (qualitative): organoleptic testing - flavour (2 flavours)
Article Number: 3010041
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 8587
Category: sensory testing food and feed milk products (other)
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Refrigerated shipping November 2026 Add to cart
Yoghurt (ranking test, flavours)
Parameters (qualitative): organoleptic testing - flavour (2 flavours)
Article Number: 3010041
November 2027 Add to cart
Yoghurt (triangle test, basic taste)
Parameters (qualitative): organoleptic testing - triangle test basic taste
Article Number: 3010039
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 milk products (other)
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Refrigerated shipping November 2026 Add to cart
Yoghurt (triangle test, basic taste)
Parameters (qualitative): organoleptic testing - triangle test basic taste
Article Number: 3010039
November 2027 Add to cart
Yoghurt (triangle test, flavour)
Parameters (qualitative): organoleptic testing - triangle test flavour
Article Number: 3010043
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 milk products (other)
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Refrigerated shipping November 2026 Add to cart
Yoghurt (triangle test, flavour)
Parameters (qualitative): organoleptic testing - triangle test flavour
Article Number: 3010043
November 2027 Add to cart
Zahn-Wellens, EMPA test (ISO 9888, OECD 302B)
Parameters (quantitative): Final degree of degradation [%], Biodegradation t = 3 h [%], Biodegradation t = 1 d [%], Biodegradation t = 3 d [%], Biodegradation t = 7 d [%], Biodegradation t = 10 d [%], Biodegradation t = 14 d [%], Biodegradation t = 17 d [%], Biodegradation t = 23 d [%], Biodegradation t = 28 d [%]
Article Number: 2011137
Description: The samples should be tested for biodegradability at 20-25°C over a period of 28 days. The DOC value of the samples must be determined in a preliminary test.
Category: immunological, molecular biological and microbiological testing Environmental analytics biodegradation
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature September 2026 Add to cart
Zahn-Wellens, EMPA test (ISO 9888, OECD 302B)
Article Number: 2011137
September 2027 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.