Name Planned shipping method Start Date  
Total count in milk 1
Parameters (quantitative): aerobic total count [cfu/g]
Article Number: 2010612
Description: Possible methods for participation, e.g.: ISO 4833, §35 LMBG 00.00-88
Category: immunological, molecular biological and microbiological testing food and feed milk and cream
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 1
Frozen shipping May 2025 Add to cart
Total count in milk 1
Article Number: 2010612
May 2026 Add to cart
Total count recooling water
Parameters (quantitative): aerobic total count 36°C [cfu/ml], aerobic total count 22°C [cfu/ml]
Article Number: 2010962
Category: immunological, molecular biological and microbiological testing Environmental analytics recooling water
Accreditation: This proficiency test is within the scope of the A2LA accreditation.
risk group 2
Frozen shipping July 2025 Add to cart
Total count recooling water
Article Number: 2010962
July 2026 Add to cart
Total sulfur content, Acid soluble sulfates EN 1744-1
Parameters (quantitative): Total sulfur content (S) [%], Sulphate content (SO3) [%]
Article Number: 2010583
Category: chemical-physical testing material testing aggregates
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature November 2025 Add to cart
Total sulfur content, Acid soluble sulfates EN 1744-1
Article Number: 2010583
November 2026 Add to cart
Total sulphate content EN 196-2
Parameters (quantitative): Sulphate content [%]
Article Number: 2010569
Category: chemical-physical testing material testing cement
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature November 2025 Add to cart
Total sulphate content EN 196-2
Article Number: 2010569
November 2026 Add to cart
Toys - colourfastness (DIN 53160)
Parameters (quantitative): colour fastness (artificial saliva) [-], colour fastness (artificial sweat) [-]
Article Number: 2010564
Category: chemical-physical testing consumer goods and packaging toys
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Shipping at room temperature June 2025 Add to cart
Toys - colourfastness (DIN 53160)
Article Number: 2010564
June 2026 Add to cart
Toys - dyes (EN 71-11)
Parameters (qualitative): Detection of dyes in toy material extract [-]
Article Number: 2010255
Description: qualitative detection of dyes in accordance with EN 71-11
Category: chemical-physical testing consumer goods and packaging toys
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Frozen shipping July 2025 Add to cart
Toys - dyes (EN 71-11)
Parameters (qualitative): Detection of dyes in toy material extract [-]
Article Number: 2010255
July 2026 Add to cart
Toys - lead in paint (CPSC-CH-E1003-09.1)
Parameters (quantitative): lead (Pb) [µg/g]
Article Number: 2011267
Category: chemical-physical testing consumer goods and packaging toys
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
New proficiency testing
Shipping at room temperature May 2025 Add to cart
Toys - lead in paint (CPSC-CH-E1003-09.1)
Article Number: 2011267
June 2026 Add to cart
Toys - lead, cadmium (CPSC-CH-E1004-11, CPSC-CH-E1002-08.3)
Parameters (quantitative): lead (Pb) [mg/kg], cadmium (Cd) [µg Cd]
Article Number: 2011009
Category: chemical-physical testing consumer goods and packaging toys
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Refrigerated shipping July 2025 Add to cart
Toys - lead, cadmium (CPSC-CH-E1004-11, CPSC-CH-E1002-08.3)
Article Number: 2011009
July 2026 Add to cart
Toys - migration monomeres (EN 71-11)
Parameters (quantitative): bisphenol A (CAS 80-05-7) [mg/l], phenol (CAS 108-95-2) [mg/l], acrylamide (CAS 79-06-1) [mg/l], formaldehyde (CAS 50-00-0) [mg/l], styrene (CAS 100-42-5) [mg/l]
Article Number: 2010257
Description: A migration of test specimens is to be carried out as part of the PT.
Category: chemical-physical testing consumer goods and packaging toys
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
New parameter selection
Frozen shipping August 2025 Add to cart
Toys - migration monomeres (EN 71-11)
Article Number: 2010257
August 2026 Add to cart
Toys - migration of plasticizers (EN 71-9)
Parameters (quantitative): triphenylphosphate (CAS 115-86-6) [mg/l], tri-o-tolylphosphate (CAS 78-30-8) [mg/l], tri-m-tolylphosphate (CAS 563-04-2) [mg/l], tri-p-tolylphosphate (CAS 78-32-0) [mg/l]
Article Number: 2011154
Description: Possible testing e.g. by EN 71-9
Category: chemical-physical testing consumer goods and packaging toys
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Frozen shipping September 2025 Add to cart
Toys - migration of plasticizers (EN 71-9)
Article Number: 2011154
September 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.