Name Planned shipping method Start Date  
Leather - aromatic amines from azo dyes (ISO 17234-1)
Parameters (quantitative): o-toluidine (CAS 95-53-4) [mg/kg], o-anisidine (CAS 90-04-0) [mg/kg], o-dianisidine (CAS 119-90-4) 1 [mg/kg], 5-nitro-o-toluidine (CAS 99-55-8) [mg/kg], o-aminoazotoluene (CAS 97-56-3) 1 [mg/kg], 4-chloroaniline (CAS 106-47-8) 1 [mg/kg], 3,3'-dichlorobenzidine (CAS 91-94-1) 1 [mg/kg], benzidine (CAS 92-87-5) 1 [mg/kg], o-tolidine (CAS 119-93-7) 1 [mg/kg], 2,4-diaminotoluene (CAS 95-80-7) 1 [mg/kg]
Article Number: 2010198
Description: Possible testing e.g. by EN ISO 17234-1
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 July 2028 Add to cart
Leather - bisphenols (ISO 11936)
Parameters (quantitative): bisphenol A (CAS 80-05-7) [mg/kg], bisphenol B (CAS 77-40-7) [mg/kg], bisphenol F (CAS 620-92-8) [mg/kg], bisphenol S (CAS 80-09-1) [mg/kg]
Article Number: 2011145
Description: Possible testing e.g. by EN ISO 11936
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 April 2027 Add to cart
Leather - bisphenols (ISO 11936)
Article Number: 2011145
April 2028 Add to cart
Leather - burning rate FMVSS 302 and DBL 5307
Parameters (quantitative): Burning rate [mm/min]
Article Number: 2010770
Category: chemical-physical testing material testing leather
Accreditation: This proficiency test is within the scope of the A2LA accreditation.
Shipping at room temperature April 2027 Add to cart
Leather - burning rate FMVSS 302 and DBL 5307
Article Number: 2010770
April 2028 Add to cart
Leather - chromium (VI)
Parameters (quantitative): chromium VI (Cr VI) [mg/kg]
Article Number: 2011251
Description: Possible testing e.g. by EN ISO 17075-1; EN ISO 17075-2
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 2026 Add to cart
Leather - chromium (VI)
Article Number: 2011251
October 2027 Add to cart
Leather - chromium (VI)
Article Number: 2011251
October 2028 Add to cart
Leather - Colour fastness to migration ISO 15701
Parameters (quantitative): Staining of polymeric material [grade]
Article Number: 2011412
Category: chemical-physical testing material testing leather
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature April 2027 Add to cart
Leather - Colour fastness to migration ISO 15701
Article Number: 2011412
April 2028 Add to cart
Leather - colour fastness to perspiration ISO 11641
Parameters (quantitative): Change in color sample [grade], Staining of adjacent fabrics [grade]
Article Number: 2010643
Category: chemical-physical testing material testing leather
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature April 2027 Add to cart
Leather - colour fastness to perspiration ISO 11641
Article Number: 2010643
April 2028 Add to cart
Leather - colour fastness to water ISO 11642
Parameters (quantitative): Change in color sample [grade], Staining of adjacent fabrics [grade]
Article Number: 2010647
Category: chemical-physical testing material testing leather
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature April 2027 Add to cart
Leather - colour fastness to water ISO 11642
Article Number: 2010647
April 2028 Add to cart
Leather - formaldehyde emission (ISO 17226-3)
Parameters (quantitative): formaldehyde (CAS 50-00-0) [mg/kg]
Article Number: 2011495
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
Frozen shipping October 2027 Add to cart
Leather - formaldehyde emission (ISO 17226-3)
Article Number: 2011495
October 2028 Add to cart
Leather - N-nitrosamines
Parameters (quantitative): NDBzA (CAS 5336-53-8) [mg/kg], NDBA (CAS 924-16-3) [mg/kg], NDELA (CAS 1116-54-7) [mg/kg], NDEA (CAS 55-18-5) [mg/kg], NDiBA (CAS 997-95-5) [mg/kg], NDiNA (CAS 1027995-62-7) [mg/kg], NDiPA (CAS 601-77-4) [mg/kg], NDMA (CAS 62-75-9) [mg/kg], NDPA (CAS 621-64-7) [mg/kg], NMEA (CAS 10595-95-6) [mg/kg], NMOR (CAS 59-89-2) [mg/kg], NEPhA (CAS 612-64-6) [mg/kg], NMPhA (CAS 614-00-6) [mg/kg], NPIP (CAS 100-75-4) [mg/kg], NPYR (CAS 930-55-2) [mg/kg]
Article Number: 2011253
Description: Possible testing e.g. by EN ISO 19577
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 2027 Add to cart
Leather - N-nitrosamines
Article Number: 2011253
November 2028 Add to cart
Leather - PAHs
Parameters (quantitative): benzo[a]pyrene (CAS 50-32-8) [mg/kg], benzo[e]pyrene (CAS 192-97-2) [mg/kg], benzo[a]anthracene (CAS 56-55-3) [mg/kg], chrysene (CAS 218-01-9) [mg/kg], benzo[b]fluoranthene (CAS 205-99-2) [mg/kg], benzo[j]fluoranthene (CAS 205-82-3) [mg/kg], benzo[k]fluoranthene (CAS 207-08-9) [mg/kg], dibenzo[a,h]anthracene (CAS 53-70-3) [mg/kg]
Article Number: 2011146
Description: Possible testing e.g. by EN ISO 16190
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.
Refrigerated shipping September 2026 Add to cart
Leather - PAHs
Article Number: 2011146
October 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.