Name Planned shipping method Start Date  
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.
Frozen shipping 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], zinc (Zn) [mg/kg], tin (Sn) [mg/kg], antimony (Sb) [mg/kg], arsenic (As) [mg/kg], copper (Cu) [mg/kg], cobalt (Co) [mg/kg], manganese (Mn) [mg/kg], selenium (Se) [mg/kg], barium (Ba) [mg/kg], magnesium (Mg) [mg/kg], mercury (Hg) [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 April 2026 Add to cart
Leather – total metal content (ISO 17072-2)
Article Number: 2010189
May 2027 Add to cart
Leather tensile test ISO 3376
Parameters (quantitative): Tensile strength [MPa], Elongation at maximum force [%]
Article Number: 2010028
Category: physical mechanical testing material testing leather
Accreditation: This proficiency test is within the scope of the A2LA accreditation.
Unfortunately, no further booking is possible this year.
Shipping at room temperature April 2026
Leather tensile test ISO 3376
Article Number: 2010028
April 2027 Add to cart
Light fastness cycle 1 (mechanics) ISO 4892-2
Parameters (quantitative): Change in tensile strength [%], Change in elongation at break [%], Tensile strength (after exposure) [MPa], Elongation at break (after exposure) [%]
Article Number: 2010016
Category: chemical-physical testing material testing plastics (thermoplastics)
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Shipping at room temperature April 2026 Add to cart
Light fastness cycle 1 (mechanics) ISO 4892-2
Article Number: 2010016
April 2027 Add to cart
Light fastness ISO 105-B06
Parameters (quantitative): Evaluation by participant: Change in colour with greyscale and colour measurement ΔE*-value, Evaluation by DRRR: Change in colour ΔE*-value
Article Number: 2010799
Description: For this Proficiency test a return of the tested samples is required!
Category: chemical-physical testing material testing plastics (thermoplastics)
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Shipping at room temperature April 2026 Add to cart
Light fastness ISO 105-B06
Article Number: 2010799
April 2027 Add to cart
Light fastness Xenon Arc light (cycle 1) ASTM G155
Parameters (quantitative): Evaluation by participant: Change in colour with greyscale and colour measurement ΔE*-value, Evaluation by DRRR: Change in colour ΔE*-value
Article Number: 2010866
Description: For this Proficiency test a return of the tested samples is required!
Category: chemical-physical testing material testing plastics (thermoplastics)
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Shipping at room temperature April 2026 Add to cart
Light fastness Xenon Arc light (cycle 1) ASTM G155
Article Number: 2010866
April 2027 Add to cart
Light fastness Xenon Arc light (cycle 1) ISO 4892-2
Parameters (quantitative): Evaluation by participant: Change in colour with greyscale and colour measurement ΔE*-value, Evaluation by DRRR: Change in colour ΔE*-value
Article Number: 2010867
Description: For this Proficiency test a return of the tested samples is required!
Category: chemical-physical testing material testing plastics (thermoplastics)
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Shipping at room temperature April 2026 Add to cart
Light fastness Xenon Arc light (cycle 1) ISO 4892-2
Article Number: 2010867
April 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.