Please note our new proficiency testing schemes.


Name Planned shipping method Start Date  
Leather - pH value and difference figure ISO 4045
Parameters: 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 2024 Add to cart
Leather - pH value and difference figure ISO 4045
Parameters: 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 2025 Add to cart
Leather - tear load - double edge tear ISO 3377-2
Parameters: Tear strength [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 2024
Leather - tear load - double edge tear ISO 3377-2
Parameters: Tear strength [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 2025 Add to cart
Leather - tear load - single edge tear ISO 3377-1
Parameters: Tear strength [N], Tear resistance [N/mm]
Article Number: 2010030
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 2024
Leather - tear load - single edge tear ISO 3377-1
Parameters: Tear strength [N], Tear resistance [N/mm]
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 2025 Add to cart
Leather - Thickness ISO 2589
Parameters: Thickness [mm]
Article Number: 2010066
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 2024
Leather - Thickness ISO 2589
Parameters: 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 2025 Add to cart
Leather - volatile matter (ISO 4684)
Parameters: Mass of volatile substances
Article Number: 2010192
Description: Possible testing e.g. by EN ISO 4684
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 June 2024 Add to cart
Leather - volatile matter (ISO 4684)
Parameters: Mass of volatile substances
Article Number: 2010192
Description: Possible testing e.g. by EN ISO 4684
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 June 2025 Add to cart
Leather - water vapour permeability ISO 14268
Article Number: 2011173
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.
New proficiency testing
Shipping at room temperature April 2024 Add to cart
Leather - water vapour permeability ISO 14268
Article Number: 2011173
Category: chemical-physical 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 2025 Add to cart
Leather – Alkylphenols, ethoxylates (ISO 18218-1,-2)
Parameters: CAS 68412-54-5 (nonylphenol ethoxylate), CAS 9002-93-1 (octylphenol ethoxylate), CAS 84852–15–3 4-(nonylphenol isomer mixture), CAS 140–66–9 (4-tert-octylphenol)
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.
Refrigerated shipping August 2024 Add to cart
Leather – Alkylphenols, ethoxylates (ISO 18218-1,-2)
Parameters: CAS 68412-54-5 (nonylphenol ethoxylate), CAS 9002-93-1 (octylphenol ethoxylate), CAS 84852–15–3 4-(nonylphenol isomer mixture), CAS 140–66–9 (4-tert-octylphenol)
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.
Refrigerated shipping August 2025 Add to cart
Leather – chlorophenols (ISO 17070)
Parameters: Tetrachlorophenol-, trichlorophenol-, dichlorophenol-, monochlorophenol-isomers and CAS 87-86-5 (pentachlorophenol)
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 2024 Add to cart
Leather – chlorophenols (ISO 17070)
Parameters: Tetrachlorophenol-, trichlorophenol-, dichlorophenol-, monochlorophenol-isomers and CAS 87-86-5 (pentachlorophenol)
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 2025 Add to cart
Leather – Determination of naphthalene
Parameters: CAS 91-20-3 (naphthalene)
Article Number: 2010305
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 June 2025 Add to cart
Leather – extractable metals (ISO 17072-1)
Parameters: antimony, arsenic, lead, cadmium, chromium, cobalt, copper, nickel, barium, selenium
Article Number: 2010418
Description: Possible testing e.g. by EN ISO 17072-1
Category: chemical-physical testing consumer goods and packaging leather
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Refrigerated shipping December 2024 Add to cart
Leather – extractable metals (ISO 17072-1)
Parameters: antimony, arsenic, lead, cadmium, chromium, cobalt, copper, nickel, barium, selenium
Article Number: 2010418
Description: Possible testing e.g. by EN ISO 17072-1
Category: chemical-physical testing consumer goods and packaging leather
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Refrigerated shipping December 2025 Add to cart
Leather – formaldehyde content (ISO 17226-1)
Parameters: CAS 50-00-0 (formaldehyde)
Article Number: 2010196
Description: Possible testing e.g. by EN ISO 17226-1
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 October 2024 Add to cart