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Name Planned shipping method Start Date  
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.
Unfortunately, no further booking is possible this year.
New proficiency testing
Frozen shipping February 2026
Leather - chromium (VI)
Article Number: 2011251
October 2026 Add to cart
Leather - chromium (VI)
Article Number: 2011251
October 2027 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.
New proficiency testing
Frozen shipping September 2026 Add to cart
Leather - N-nitrosamines
Article Number: 2011253
November 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
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.