Name Planned shipping method Start Date  
Leather - pH value and difference figure ISO 4045
Parameters (quantitative): pH value [pH units], Difference figure [pH units]
Article Number: 2010645
Category: chemical-physical testing material testing leather
Accreditation: This proficiency test is not included in the scope of the accreditation.
Is currently underway. Can still be booked.
Shipping at room temperature April 2026 Add to cart
Leather - pH value and difference figure ISO 4045
Article Number: 2010645
April 2027 Add to cart
Leather - Stitch tear resistance ISO 23910
Article Number: 2011411
Category: physical mechanical testing material testing leather
Accreditation: This proficiency test is not included in the scope of the accreditation.
Is currently underway. Can still be booked.
New proficiency testing
Shipping at room temperature April 2026 Add to cart
Leather - Stitch tear resistance ISO 23910
Article Number: 2011411
April 2027 Add to cart
Leather - tear load - double edge tear ISO 3377-2
Parameters (quantitative): Tear load [N]
Article Number: 2010032
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 - tear load - double edge tear ISO 3377-2
Article Number: 2010032
April 2027 Add to cart
Leather - tear load - single edge tear ISO 3377-1
Parameters (quantitative): Tear load [N]
Article Number: 2010030
Category: physical mechanical testing material testing leather
Accreditation: This proficiency test is within the scope of the A2LA accreditation.
Is currently underway. Can still be booked.
Shipping at room temperature April 2026 Add to cart
Leather - tear load - single edge tear ISO 3377-1
Article Number: 2010030
April 2027 Add to cart
Leather - tear load - single edge tear ISO 3377-1 (round 2)
Article Number: 2011446
Category: physical mechanical testing material testing leather
Accreditation: This proficiency test is not included in the scope of the accreditation.
Unfortunately, no further booking is possible this year.
New proficiency testing
Shipping at room temperature April 2026
Leather - tear load - single edge tear ISO 3377-1 (round 2)
Article Number: 2011446
April 2027 Add to cart
Leather - Thickness ISO 2589
Parameters (quantitative): Thickness [mm]
Article Number: 2010066
Category: physical mechanical testing material testing leather
Accreditation: This proficiency test is within the scope of the A2LA accreditation.
Is currently underway. Can still be booked.
Shipping at room temperature April 2026 Add to cart
Leather - Thickness ISO 2589
Article Number: 2010066
April 2027 Add to cart
Leather - water vapour permeability ISO 14268
Parameters (quantitative): water vapour permeability [mg/cm2h]
Article Number: 2011173
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 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 May 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.
Is currently underway. Can still be booked.
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 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.