Name Planned shipping method Start Date  
Volume resistivity IEC 62631-3-1, VDE 0307-3-1
Parameters (quantitative): Volume resistivity [E+05 Ω], Specific volume resistivity [E+05 Ωm]
Article Number: 2010549
Category: physical mechanical testing material testing plastics (thermoplastics)
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature May 2025 Add to cart
Volume resistivity IEC 62631-3-1, VDE 0307-3-1
Article Number: 2010549
May 2026 Add to cart
Wall thickness measurement of plastic pipes
Parameters (quantitative): Wall thickness [mm], Outer diameter [mm]
Article Number: 2010980
Description: Possible testing e.g. by ISO 3126 or ASTM D2122
Category: physical mechanical testing material testing plastics (thermoplastics)
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature March 2026 Add to cart
Wash scratch resistance (Amtec-Kistler) DBL 5425 (A.1.17)
Parameters (quantitative): Residual gloss [%], Residual gloss following reflow [%]
Article Number: 2010543
Category: physical mechanical testing material testing plastics (painting)
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature May 2025 Add to cart
Wash scratch resistance (Amtec-Kistler) DBL 5425 (A.1.17)
Article Number: 2010543
May 2026 Add to cart
Water (ranking test, basic tastes) 1
Parameters (qualitative): organoleptic testing - basic taste (2 basic tastes)
Article Number: 3010000
Description: This proficiency testing is an excellent tool for your extern assurance for sensory analysis of foods. In addition it serves as recognizied proof of the compentence of your testing panel in the external appearance. Possible methods for participation, e.g.: ISO 8587
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 February 2026 Add to cart
Water (ranking test, basic tastes) 3
Parameters (qualitative): organoleptic testing - basic taste (2 basic tastes)
Article Number: 3010030
Description: This proficiency testing is an excellent tool for your extern assurance for sensory analysis of foods. In addition it serves as recognizied proof of the compentence of your testing panel in the external appearance. Possible methods for participation, e.g.: ISO 8587
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 November 2025 Add to cart
Water (ranking test, basic tastes) 3
Parameters (qualitative): organoleptic testing - basic taste (2 basic tastes)
Article Number: 3010030
November 2026 Add to cart
Water (ranking test, basic tastes) 2
Parameters (qualitative): organoleptic testing - basic taste (2 basic tastes)
Article Number: 3010028
Description: This proficiency testing is an excellent tool for your extern assurance for sensory analysis of foods. In addition it serves as recognizied proof of the compentence of your testing panel in the external appearance. Possible methods for participation, e.g.: ISO 8587
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 2025 Add to cart
Water (ranking test, basic tastes) 2
Parameters (qualitative): organoleptic testing - basic taste (2 basic tastes)
Article Number: 3010028
June 2026 Add to cart
Water (triangle test, basic taste)
Parameters (qualitative): organoleptic testing - triangle test basic taste
Article Number: 3010006
Description: The sensory triangle test is one of the most important sensory difference tests and an established quality assurance measure. The comparability of the organoleptic testing is the necessary prerequisite. With our proficiency testing schemes you can ensure the comparability of your organoleptic testing and demonstrate this in external representation. 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 July 2025 Add to cart
Water (triangle test, basic taste)
Parameters (qualitative): organoleptic testing - triangle test basic taste
Article Number: 3010006
July 2026 Add to cart
Water absorption by cold water absorption EN 772-21
Article Number: 2010605
Category: physical mechanical testing material testing masonry units
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature November 2025 Add to cart
Water absorption by cold water absorption EN 772-21
Article Number: 2010605
November 2026 Add to cart
Water absorption coefficient by partial immersion ISO 15148
Parameters (quantitative): water absorption coefficient Ww [kg/(m2h0,5)]
Article Number: 2010282
Category: chemical-physical testing material testing mineral building materials
Accreditation: This proficiency test is within the scope of the A2LA accreditation.
Shipping at room temperature November 2025 Add to cart
Water absorption coefficient by partial immersion ISO 15148
Article Number: 2010282
November 2026 Add to cart
Water absorption ISO 62
Parameters (quantitative): Water absorbed (24h) [%], Water content at saturation [%]
Article Number: 2010796
Category: chemical-physical testing material testing plastics (thermoplastics)
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Shipping at room temperature April 2025 Add to cart
Water absorption ISO 62
Article Number: 2010796
April 2026 Add to cart
Water content (Aquatrac®) CaH2-Method ISO 15512
Parameters (quantitative): Water content [%]
Article Number: 2010865
Category: chemical-physical testing material testing plastics (thermoplastics)
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Shipping at room temperature April 2025 Add to cart
Water content (Aquatrac®) CaH2-Method ISO 15512
Article Number: 2010865
April 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.