Name Planned shipping method Start Date  
Steel - Hardness Rockwell C ISO 6508-1
Parameters (quantitative): Rockwell hardness [Rockwell hardness HRC]
Article Number: 2011321
Category: physical mechanical testing material testing metals
Accreditation: This proficiency test is within the scope of the A2LA accreditation.
New proficiency testing
Shipping at room temperature October 2026 Add to cart
Steel - Hardness Vickers ISO 6507-1
Parameters (quantitative): Vickers hardness [Vickers hardness HV 30]
Article Number: 2011320
Category: physical mechanical testing material testing metals
Accreditation: This proficiency test is within the scope of the A2LA accreditation.
New proficiency testing
Shipping at room temperature October 2025 Add to cart
Steel - Hardness Vickers ISO 6507-1
Article Number: 2011320
October 2026 Add to cart
Steel - Tensile test (flat) ISO 6892-1 - unmachined specimens
Parameters (quantitative): Modulus of elasticity E [GPa], Proof strength, plastic extension Rp0,2 1 [MPa], Upper yield strengt ReH 1 [MPa], Tensile strength Rm [MPa], Percentage elongation after fracture A [%], Percentage reduction of area Z [%]
Article Number: 2011322
Category: physical mechanical testing material testing metals
Accreditation: This proficiency test is within the scope of the A2LA accreditation.
New proficiency testing
Shipping at room temperature October 2025 Add to cart
Steel - Tensile test (flat) ISO 6892-1 - unmachined specimens
Article Number: 2011322
October 2026 Add to cart
Steel - Tensile test (round) ISO 6892-1 - unmachined specimens
Parameters (quantitative): Modulus of elasticity E [GPa], Proof strength, plastic extension Rp0,2 1 [MPa], Upper yield strengt ReH 1 [MPa], Tensile strength Rm [MPa], Percentage elongation after fracture A [%], Percentage reduction of area Z [%]
Article Number: 2011323
Category: physical mechanical testing material testing metals
Accreditation: This proficiency test is within the scope of the A2LA accreditation.
New proficiency testing
Shipping at room temperature October 2025 Add to cart
Steel - Tensile test (round) ISO 6892-1 - unmachined specimens
Article Number: 2011323
October 2026 Add to cart
Sterility testing medical devices (Ph. Eur. 2.6.1)
Parameters (qualitative): aerobic microbial load
Article Number: 2011292
Description: Ringversuch zum Nachweis mikrobieller Kontamination steriler Medizinprodukte nach Ph. Eur. 2.6.1. bzw. den harmonisierten Arzeneibuchmethoden wie z.B. USP <71> und JP 4.06.
Category: immunological, molecular biological and microbiological testing medical devices medical devices
Accreditation: This proficiency test is not included in the scope of the accreditation.
risk group 1
New proficiency testing
Frozen shipping October 2025 Add to cart
Sterility testing medical devices (Ph. Eur. 2.6.1)
Parameters (qualitative): aerobic microbial load
Article Number: 2011292
October 2026 Add to cart
Strain Hardening Modulus ISO 18488
Parameters (quantitative): Strain hardening modulus [MPa]
Article Number: 2010118
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 April 2025 Add to cart
Strain Hardening Modulus ISO 18488
Article Number: 2010118
April 2026 Add to cart
Streptococci (faecal) mineral water and table water
Parameters (qualitative): streptococci (faecal) qualitative
Article Number: 2010676
Description: Possible methods for participation, e.g.: mineral- and table water regulation
Category: immunological, molecular biological and microbiological testing food and feed mineral water and table water
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 2
Frozen shipping October 2025 Add to cart
Streptococci (faecal) mineral water and table water
Parameters (qualitative): streptococci (faecal) qualitative
Article Number: 2010676
October 2026 Add to cart
Stress Whitening Properties (Ball Drop Test) PV 3966
Parameters (qualitative): Stress Whitening Properties [-]
Article Number: 2010693
Description: This Proficiency Test is part of the certification program at Volkswagen, independently of this, participation is possible for every laboratory.
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 April 2025 Add to cart
Stress Whitening Properties (Ball Drop Test) PV 3966
Parameters (qualitative): Stress Whitening Properties [-]
Article Number: 2010693
April 2026 Add to cart
Sugar free candies
Parameters (quantitative): glucose (anhydrous) [g/100 g], fructose (anhydrous) [g/100 g], sucrose (anhydrous) [g/100 g], water content [g/100 g]
Article Number: 2010327
Category: chemical-physical testing food and feed food matrices (other)
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature December 2025 Add to cart
Sugar free candies
Article Number: 2010327
December 2026 Add to cart
Sugar mix (fruit preparation)
Parameters (quantitative): sucrose (anhydrous) [g/100 g], glucose (anhydrous) [g/100 g], fructose (anhydrous) [g/100 g], maltose (anhydrous) [g/100 g], starch [g/100 g], aspartame [ppm], acesulfam K [ppm], sorbate (as anion) [ppm], saccharin as free imide [ppm], total sugar (anhydrous) 1 [g/100 g]
Article Number: 2010051
Category: chemical-physical testing food and feed fruit & vegetables products
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Frozen shipping July 2025 Add to cart
Sugar mix (fruit preparation)
Article Number: 2010051
July 2026 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.
Frozen shipping August 2025 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.