Name Planned shipping method Start Date  
Textiles – chlorophenoles
Parameters (quantitative): 4-chlorphenol (CAS 106-48-9) [mg/kg], 2,4-dichlorphenol (CAS 120-83-2) [mg/kg], 2,6-dichlorophenol (CAS 87-65-0) [mg/kg], 2,4,5-trichlorophenol (CAS 95-95-4) [mg/kg], 2,4,6-trichlorophenol (CAS 88-06-2) [mg/kg], 2,3,4,6-tetrachlorphenol (CAS 58-90-2) [mg/kg], pentachlorophenol (CAS 87-86-5) [mg/kg]
Article Number: 2010227
Description: Possible testing e.g. by EN 17134-2
Category: chemical-physical testing consumer goods and packaging textiles
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Frozen shipping November 2026 Add to cart
Textiles – organotin compounds (ISO 22744-1; 22744-2)
Parameters (quantitative): n-Butyltintrichloride (as cation) (CAS 1118-46-3) [µg/kg], n-octyltintrichloride (as cation) (CAS 3091-25-6) [µg/kg], di-n-butyltindichloride (as cation) (CAS 683-18-1) [µg/kg], di-n-octyltindichloride (as cation) (CAS 3542-36-7 ) [µg/kg], tri-n-butyltinchloride (as cation) (CAS 1461-22-9) [µg/kg], triphenyltinchloride (as cation) (CAS 639-58-7) [µg/kg], tricyclohexyltinchloride (as cation) (CAS 3091-32-5 ) [µg/kg], tetra-n-butyltin (CAS 1461-25-2) [µg/kg]
Article Number: 2010173
Description: Possible testing e.g. by EN ISO 22744-1, EN ISO 22744-2
Category: chemical-physical testing consumer goods and packaging textiles
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Frozen shipping October 2025 Add to cart
Textiles – organotin compounds (ISO 22744-1; 22744-2)
Article Number: 2010173
October 2026 Add to cart
Textiles – phosphorus flame retardants (ISO 17881-2)
Parameters (quantitative): tributyl phosphate (CAS 126-73-8) [mg/kg], o-triskresyl phosphate (CAS 78-30-8) [mg/kg], tris(2-chloroethyl)-phosphate (CAS 115-96-8) [mg/kg], tris(2,3-dibrompropyl)-phosphate (CAS 126-72-7) 1 [mg/kg], tris(2-chloro-1-methylethyl)-phosphate (CAS 13674-84-5) 1 [mg/kg]
Article Number: 2010326
Description: To meet the requirements of the analysis of the standard of textiles it is essential to ensure the accuracy of the own analysis procedure.Through the participation in our proficiency testing scheme you can demonstrate the comparability of your analytical method regarding the testing of flame retardants in textiles, e.g. by EN ISO 17881-2
Category: chemical-physical testing consumer goods and packaging textiles
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Frozen shipping December 2025 Add to cart
Textiles – phosphorus flame retardants (ISO 17881-2)
Article Number: 2010326
December 2026 Add to cart
Thermal paper - bisphenol S
Parameters (quantitative): bisphenol S (CAS 80-09-1) [mg/kg paper]
Article Number: 2010460
Description: The matrix used in the PT is thermal paper.
Category: chemical-physical testing consumer goods and packaging paper and board
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Shipping at room temperature August 2025 Add to cart
Thermal paper - bisphenol S
Article Number: 2010460
August 2026 Add to cart
Thermophilic sterility testing tinned food
Parameters (qualitative): thermophilic germ load (55°C)
Article Number: 2010928
Category: immunological, molecular biological and microbiological testing consumer goods and packaging canning, glass
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 1
Frozen shipping September 2025 Add to cart
Thermophilic sterility testing tinned food
Parameters (qualitative): thermophilic germ load (55°C)
Article Number: 2010928
September 2026 Add to cart
Threshold value examination off flavour
Parameters (qualitative): threshold value
Article Number: 3010022
Category: sensory testing consumer goods and packaging packaging
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Refrigerated shipping August 2025 Add to cart
Threshold value examination off flavour
Parameters (qualitative): threshold value
Article Number: 3010022
August 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 June 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
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.