Name Planned shipping method Start Date  
Leather - phthalates
Parameters (quantitative): DINP (CAS 28553-12-0) [mg/kg], DEHP (CAS 117-81-7) [mg/kg], DNOP (CAS 117-84-0) [mg/kg], DIDP (CAS 26761-40-0) [mg/kg], BBP (CAS 85-68-7) [mg/kg], DBP (CAS 84-74-2) [mg/kg], DIBP (CAS 84-69-5) [mg/kg]
Article Number: 2011252
Description: Possible testing e.g. by CEN ISO/TS 16181-1;-2
Category: chemical-physical testing consumer goods and packaging leather
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Shipping at room temperature August 2027 Add to cart
Leather - volatile matter (ISO 4684)
Parameters (quantitative): Mass fraction of volatile substances [%]
Article Number: 2010192
Description: Possible testing e.g. by EN ISO 4684
Category: chemical-physical testing consumer goods and packaging leather
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Frozen shipping June 2026 Add to cart
Leather - volatile matter (ISO 4684)
Article Number: 2010192
June 2027 Add to cart
Leather – alkylphenols, ethoxylates (ISO 18218-1,-2)
Parameters (quantitative): nonylphenol ethoxylat (CAS 68412-54-4) [mg/kg], octylphenol ethoxylate (CAS 9002-93-1) [mg/kg], 4-nonylphenol isomer mixture (CAS 84852-15-3) [mg/kg], 4-tert-octylphenol (CAS 140-66-9) [mg/kg]
Article Number: 2010211
Description: Possible testing e.g. by EN ISO 18218-1, EN ISO 18218-2
Category: chemical-physical testing consumer goods and packaging leather
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Shipping at room temperature August 2026 Add to cart
Leather – alkylphenols, ethoxylates (ISO 18218-1,-2)
Article Number: 2010211
August 2027 Add to cart
Leather – chlorinated paraffins (SCCP, MCCP)
Parameters (quantitative): SCCP (C10-C13) [mg/kg], MCCP (C14-C17) [mg/kg]
Article Number: 2011384
Description: Possible testing e.g. by ISO 18219-1, ISO 18219-2
Category: chemical-physical testing consumer goods and packaging leather
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
New proficiency testing
Shipping at room temperature October 2026 Add to cart
Leather – chlorinated paraffins (SCCP, MCCP)
Article Number: 2011384
October 2027 Add to cart
Leather – chlorophenols (ISO 17070)
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: 2010202
Description: Possible testing e.g. by EN ISO 17070
Category: chemical-physical testing consumer goods and packaging leather
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Frozen shipping November 2026 Add to cart
Leather – chlorophenols (ISO 17070)
Article Number: 2010202
November 2027 Add to cart
Leather – formaldehyde content (ISO 17226-1)
Parameters (quantitative): free and hydrolysed formaldehyde (CAS 50-00-0) [mg/kg]
Article Number: 2010196
Description: Possible testing e.g. by EN ISO 17226-1, EN ISO 17226-2
Category: chemical-physical testing consumer goods and packaging leather
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Is currently underway. Can still be booked.
Frozen shipping October 2025 Add to cart
Leather – formaldehyde content (ISO 17226-1)
Article Number: 2010196
October 2026 Add to cart
Leather – formaldehyde content (ISO 17226-1)
Article Number: 2010196
October 2027 Add to cart
Leather – total metal content (ISO 17072-2)
Parameters (quantitative): chromium (Cr) [mg/kg], nickel (Ni) [mg/kg], cadmium (Cd) [mg/kg], lead (Pb) [mg/kg], zirconium (Zr) [mg/kg], iron (Fe) [mg/kg], aluminium (Al) [mg/kg], titanium (Ti) [mg/kg]
Article Number: 2010189
Description: Possible testing e.g. by EN ISO 17072-2
Category: chemical-physical testing consumer goods and packaging leather
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Shipping at room temperature May 2026 Add to cart
Leather – total metal content (ISO 17072-2)
Article Number: 2010189
May 2027 Add to cart
Liquid toys - preservatives (EN 71-17)
Parameters (quantitative): BIT (CAS 2634-33-5 ) [mg/kg], MI (CAS 2682-20-4) [mg/kg]
Article Number: 2010626
Description: Possible testing e.g. by EN 71-10, EN 71-11.
Category: chemical-physical testing consumer goods and packaging toys
Accreditation: This proficiency test is not included in the scope of the accreditation.
Refrigerated shipping November 2025 Add to cart
Liquid toys - preservatives (EN 71-17)
Article Number: 2010626
December 2026 Add to cart
Liquid toys - preservatives (EN 71-17)
Article Number: 2010626
December 2027 Add to cart
Liquids from e-cigarettes (ISO 20714)
Parameters (quantitative): glycerol (CAS 56-81-5) [mg/g], propylene glycol (CAS 57-55-6) [mg/g], nicotine (CAS 54-11-5) [mg/g]
Article Number: 2010264
Description: Possible testing e.g. by EN ISO 20714
Category: chemical-physical testing consumer goods and packaging e-cigarettes
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature September 2026 Add to cart
Liquids from e-cigarettes (ISO 20714)
Article Number: 2010264
September 2027 Add to cart
Listeria spp. plastic surface
Parameters (quantitative): Listeria spp. [cfu/100qcm]
Article Number: 2011300
Description: Possible methods for participation, e.g: DIN 10113-1, DIN 10113-2,...
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 2
Refrigerated shipping December 2025 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.