Name Planned shipping method Start Date  
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 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 September 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 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.
Is currently underway. Can still be booked.
Frozen shipping June 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.
Is currently underway. Can still be booked.
Frozen shipping August 2025 Add to cart
Sugar substitutes in food
Article Number: 2010359
August 2026 Add to cart
Sulfite-reducing, spore-forming anaerobes mineral water
Parameters (qualitative): sulfite-reducing, spore-forming anaerobes qualitative
Article Number: 2010952
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 August 2025 Add to cart
Sulfite-reducing, spore-forming anaerobes mineral water
Parameters (qualitative): sulfite-reducing, spore-forming anaerobes qualitative
Article Number: 2010952
August 2026 Add to cart
Sunlight simulation DIN 75220 D-IN1-T, VDA 230-219
Parameters (quantitative): Evaluation by participant: Change in colour with greyscale and colour measurement ΔE*-value, Evaluation by DRRR: Change in colour ΔE*-value
Article Number: 2010846
Description: For this Proficiency test a return of the tested samples is required!
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 2026 Add to cart
Surface coating thickness ISO 17186
Parameters (quantitative): thickness of the surface coating [µm]
Article Number: 2010709
Category: physical mechanical testing material testing leather
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature April 2026 Add to cart
Surface resistance IEC 62631-3-2, VDE 0307-3-2
Parameters (quantitative): Surface resistance RSC [E+05 Ω], Spezific Surface resistance σC [E+05 Ω]
Article Number: 2010547
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 2026 Add to cart
Surface resistivity EN 1149-1
Parameters (quantitative): Surface resistance R [Ω], Specific surface resistance ρ [Ω]
Article Number: 2010096
Category: chemical-physical testing material testing protective clothing
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature May 2026 Add to cart
Surge immunity IEC 61000-4-5
Parameters (quantitative): Amplitude L-PE (+ 2000 Vpk) - Minimum value [Vpeak], Amplitude N-PE (+ 2000 Vpk) - Minimum value [Vpeak], Amplitude at L-N (+ 1000 Vpk) - Minimum value [Vpeak], Amplitude L-PE (- 2000 Vpk) - Minimum value [Vpeak], Amplitude N-PE (- 2000 Vpk) - Minimum value [Vpeak], Amplitude at L-N (- 1000 Vpk) - Minimum value [Vpeak], Rise Time - Mean value [µs], Pulse Width - Mean value [µs]
Article Number: 2011058
Description: The EMC test object consists of a tabletop unit with various supply connection options suitable for the specific task, e.g. 230V / 50 Hz, 12 V DC, 28 V DC. Operation via an integrated touch display with intuitive user interface.
Category: physical mechanical testing material testing electromagnetic compatibility
Accreditation: This proficiency test is not included in the scope of the accreditation.
additional test chambers or additional test places are charged with 50% of the proficiency testing price
Is currently underway. Can still be booked.
Shipping at room temperature August 2025 Add to cart
Surge immunity IEC 61000-4-5
Article Number: 2011058
May 2026 Add to cart
T-Peel test ISO 11339
Article Number: 2010879
Category: physical mechanical testing material testing films
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature March 2026 Add to cart
Tattoo ink - aromatic amines
Parameters (quantitative): aniline (CAS 62-53-3) [mg/kg], o-anisidine (CAS 90-04-0) [mg/kg], o-toluidine (CAS 95-53-4) [mg/kg], 5-nitro-o-toluidine (CAS 99-55-8) [mg/kg]
Article Number: 2010340
Description: Tattoo inks are suspected to have a negative influence on human beings health. Azo dyes which may set aromatic amines free play an important role concerning this assessment. This proficiency testing scheme was designed to enable the participants to show the comparability in the analysis of aromatic amines in tattoo inks.
Category: chemical-physical testing consumer goods and packaging tattoo ink
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Refrigerated shipping April 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.