Name Planned shipping method Start Date  
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 - 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.
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.
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.
Shipping at room temperature April 2026 Add to cart
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.
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 - 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.
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 2026 Add to cart
Leather - water vapour permeability ISO 14268
Article Number: 2011173
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.
Shipping at room temperature April 2026 Add to cart
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
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.