Name Planned shipping method Start Date  
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 2026 Add to cart
Sugar free candies
Article Number: 2010327
December 2027 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 2026 Add to cart
Sugar mix (fruit preparation)
Article Number: 2010051
July 2027 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.
Shipping at room temperature August 2026 Add to cart
Sugar substitutes in food
Article Number: 2010359
August 2027 Add to cart
Sulfite-reducing, spore-forming anaerobes mineral water
Parameters (qualitative): sulfite-reducing, spore-forming anaerobes qualitative
Article Number: 2010952
Description: water quality Detection of sulfite-reducing, spore-forming anaerobes
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 2026 Add to cart
Sulfite-reducing, spore-forming anaerobes mineral water
Parameters (qualitative): sulfite-reducing, spore-forming anaerobes qualitative
Article Number: 2010952
August 2027 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
Sunlight simulation DIN 75220 D-IN1-T, VDA 230-219
Article Number: 2010846
April 2027 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 coating thickness ISO 17186
Article Number: 2010709
April 2027 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 resistance IEC 62631-3-2, VDE 0307-3-2
Article Number: 2010547
May 2027 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
Surface resistivity EN 1149-1
Article Number: 2010096
May 2027 Add to cart
Surface testing - enumeration aerobic bacteria
Parameters (quantitative): aerobic total count [cfu/100 cm²]
Article Number: 2010191
Description: Hygiene testing on (plastic) surface samples; testing using swab, sponge, and contact printing methods
Category: immunological, molecular biological and microbiological testing consumer goods and packaging plastic surface
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 1
Refrigerated shipping September 2026 Add to cart
Surface testing - enumeration aerobic bacteria
Article Number: 2010191
September 2027 Add to cart
Surface testing - enumeration Enterobacteriaceae
Parameters (quantitative): Enterobacteriaceae [cfu/100 cm²]
Article Number: 2011299
Description: Hygiene testing on (plastic) surface samples; testing using swab, sponge, and contact printing methods. Process-specific evaluation if necessary.
Category: immunological, molecular biological and microbiological testing consumer goods and packaging plastic surface
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 1
New proficiency testing
Refrigerated shipping September 2026 Add to cart
Surface testing - enumeration Enterobacteriaceae
Article Number: 2011299
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.